20455718400

素因数分解:

$2^9\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 960

約数和(自身を含む): 84178987200

約数和(自身を除く): 63723268800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 29, 30, 32, 36, 39, 40, 45, 48, 50, 52, 54, 58, 60, 64, 65, 72, 75, 78, 80, 87, 90, 96, 100, 104, 108, 116, 117, 120, 128, 130, 135, 144, 145, 150, 156, 157, 160, 174, 180, 192, 195, 200, 208, 216, 225, 232, 234, 240, 256, 260, 261, 270, 288, 290, 300, 312, 314, 320, 325, 348, 351, 360, 377, 384, 390, 400, 416, 432, 435, 450, 464, 468, 471, 480, 512, 520, 522, 540, 576, 580, 585, 600, 624, 628, 640, 650, 675, 696, 702, 720, 725, 754, 768, 780, 783, 785, 800, 832, 864, 870, 900, 928, 936, 942, 960, 975, 1040, 1044, 1080, 1131, 1152, 1160, 1170, 1200, 1248, 1256, 1280, 1300, 1305, 1350, 1392, 1404, 1413, 1440, 1450, 1508, 1536, 1560, 1566, 1570, 1600, 1664, 1728, 1740, 1755, 1800, 1856, 1872, 1884, 1885, 1920, 1950, 2041, 2080, 2088, 2160, 2175, 2262, 2304, 2320, 2340, 2355, 2400, 2496, 2512, 2560, 2600, 2610, 2700, 2784, 2808, 2826, 2880, 2900, 2925, 3016, 3120, 3132, 3140, 3200, 3328, 3393, 3456, 3480, 3510, 3600, 3712, 3744, 3768, 3770, 3840, 3900, 3915, 3925, 4082, 4160, 4176, 4239, 4320, 4350, 4524, 4553, 4608, 4640, 4680, 4710, 4800, 4992, 5024, 5200, 5220, 5400, 5568, 5616, 5652, 5655, 5760, 5800, 5850, 6032, 6123, 6240, 6264, 6280, 6400, 6525, 6656, 6786, 6912, 6960, 7020, 7065, 7200, 7424, 7488, 7536, 7540, 7680, 7800, 7830, 7850, 8164, 8320, 8352, 8478, 8640, 8700, 8775, 9048, 9106, 9280, 9360, 9420, 9425, 9600, 9984, 10048, 10179, 10205, 10400, 10440, 10800, 11136, 11232, 11304, 11310, 11520, 11600, 11700, 11775, 12064, 12246, 12480, 12528, 12560, 12800, 13050, 13572, 13659, 13824, 13920, 14040, 14130, 14400, 14848, 14976, 15072, 15080, 15600, 15660, 15700, 16328, 16640, 16704, 16956, 16965, 17280, 17400, 17550, 18096, 18212, 18369, 18560, 18720, 18840, 18850, 19200, 19575, 19968, 20096, 20358, 20410, 20800, 20880, 21195, 21600, 22272, 22464, 22608, 22620, 22765, 23040, 23200, 23400, 23550, 24128, 24492, 24960, 25056, 25120, 26100, 27144, 27318, 27840, 28080, 28260, 28275, 28800, 29952, 30144, 30160, 30615, 31200, 31320, 31400, 32656, 33280, 33408, 33912, 33930, 34560, 34800, 35100, 35325, 36192, 36424, 36738, 37120, 37440, 37680, 37700, 38400, 39150, 40192, 40716, 40820, 40977, 41600, 41760, 42390, 43200, 44544, 44928, 45216, 45240, 45530, 46400, 46800, 47100, 48256, 48984, 49920, 50112, 50240, 50895, 51025, 52200, 54288, 54636, 55107, 55680, 56160, 56520, 56550, 57600, 59189, 59904, 60288, 60320, 61230, 62400, 62640, 62800, 65312, 66816, 67824, 67860, 68295, 69120, 69600, 70200, 70650, 72384, 72848, 73476, 74240, 74880, 75360, 75400, 78300, 80384, 81432, 81640, 81954, 83200, 83520, 84780, 84825, 86400, 89856, 90432, 90480, 91060, 91845, 92800, 93600, 94200, 96512, 97968, 99840, 100224, 100480, 101790, 102050, 104400, 105975, 108576, 109272, 110214, 111360, 112320, 113040, 113100, 113825, 115200, 118378, 120576, 120640, 122460, 122931, 124800, 125280, 125600, 130624, 133632, 135648, 135720, 136590, 139200, 140400, 141300, 144768, 145696, 146952, 149760, 150720, 150800, 153075, 156600, 162864, 163280, 163908, 166400, 167040, 169560, 169650, 172800, 177567, 179712, 180864, 180960, 182120, 183690, 185600, 187200, 188400, 193024, 195936, 200448, 200960, 203580, 204100, 204885, 208800, 211950, 217152, 218544, 220428, 222720, 224640, 226080, 226200, 227650, 236756, 241152, 241280, 244920, 245862, 249600, 250560, 251200, 254475, 261248, 271296, 271440, 273180, 275535, 278400, 280800, 282600, 289536, 291392, 293904, 295945, 299520, 301440, 301600, 306150, 313200, 325728, 326560, 327816, 334080, 339120, 339300, 341475, 345600, 355134, 361728, 361920, 364240, 367380, 371200, 374400, 376800, 391872, 400896, 401920, 407160, 408200, 409770, 417600, 423900, 434304, 437088, 440856, 449280, 452160, 452400, 455300, 459225, 473512, 482560, 489840, 491724, 499200, 501120, 502400, 508950, 522496, 532701, 542592, 542880, 546360, 551070, 556800, 561600, 565200, 579072, 582784, 587808, 591890, 602880, 603200, 612300, 614655, 626400, 651456, 653120, 655632, 668160, 678240, 678600, 682950, 710268, 723456, 723840, 728480, 734760, 748800, 753600, 783744, 814320, 816400, 819540, 835200, 847800, 868608, 874176, 881712, 887835, 898560, 904320, 904800, 910600, 918450, 947024, 965120, 979680, 983448, 1002240, 1004800, 1017900, 1024425, 1044992, 1065402, 1085184, 1085760, 1092720, 1102140, 1113600, 1123200, 1130400, 1165568, 1175616, 1183780, 1205760, 1206400, 1224600, 1229310, 1252800, 1302912, 1306240, 1311264, 1356480, 1357200, 1365900, 1377675, 1420536, 1447680, 1456960, 1469520, 1479725, 1497600, 1507200, 1567488, 1598103, 1628640, 1632800, 1639080, 1670400, 1695600, 1737216, 1748352, 1763424, 1775670, 1808640, 1809600, 1821200, 1836900, 1894048, 1959360, 1966896, 2004480, 2009600, 2035800, 2048850, 2130804, 2170368, 2171520, 2185440, 2204280, 2246400, 2260800, 2331136, 2351232, 2367560, 2412800, 2449200, 2458620, 2505600, 2605824, 2612480, 2622528, 2663505, 2712960, 2714400, 2731800, 2755350, 2841072, 2895360, 2913920, 2939040, 2959450, 3014400, 3073275, 3134976, 3196206, 3257280, 3265600, 3278160, 3340800, 3391200, 3496704, 3526848, 3551340, 3617280, 3619200, 3642400, 3673800, 3788096, 3918720, 3933792, 4071600, 4097700, 4261608, 4343040, 4370880, 4408560, 4439175, 4492800, 4521600, 4702464, 4735120, 4825600, 4898400, 4917240, 5011200, 5211648, 5224960, 5245056, 5327010, 5425920, 5428800, 5463600, 5510700, 5682144, 5827840, 5878080, 5918900, 6028800, 6146550, 6392412, 6514560, 6531200, 6556320, 6782400, 6993408, 7053696, 7102680, 7238400, 7284800, 7347600, 7576192, 7837440, 7867584, 7990515, 8143200, 8195400, 8523216, 8686080, 8741760, 8817120, 8878350, 9043200, 9404928, 9470240, 9796800, 9834480, 10022400, 10490112, 10654020, 10851840, 10857600, 10927200, 11021400, 11364288, 11655680, 11756160, 11837800, 12293100, 12784824, 13029120, 13062400, 13112640, 13317525, 13564800, 14107392, 14205360, 14476800, 14569600, 14695200, 15152384, 15674880, 15735168, 15981030, 16286400, 16390800, 17046432, 17483520, 17634240, 17756700, 18086400, 18940480, 19593600, 19668960, 20980224, 21308040, 21715200, 21854400, 22042800, 22728576, 23512320, 23675600, 24586200, 25569648, 26058240, 26124800, 26225280, 26635050, 27129600, 28214784, 28410720, 29139200, 29390400, 30304768, 31470336, 31962060, 32572800, 32781600, 34092864, 34967040, 35268480, 35513400, 37880960, 39187200, 39337920, 39952575, 42616080, 43430400, 43708800, 44085600, 45457152, 47024640, 47351200, 49172400, 51139296, 52450560, 53270100, 54259200, 56821440, 58278400, 58780800, 62940672, 63924120, 65145600, 65563200, 68185728, 70536960, 71026800, 75761920, 78374400, 78675840, 79905150, 85232160, 87417600, 88171200, 90914304, 94702400, 98344800, 102278592, 104901120, 106540200, 113642880, 117561600, 127848240, 130291200, 131126400, 136371456, 141073920, 142053600, 151523840, 157351680, 159810300, 170464320, 174835200, 176342400, 189404800, 196689600, 204557184, 213080400, 227285760, 235123200, 255696480, 262252800, 272742912, 284107200, 314703360, 319620600, 340928640, 352684800, 378809600, 393379200, 409114368, 426160800, 454571520, 511392960, 524505600, 568214400, 639241200, 681857280, 705369600, 757619200, 786758400, 818228736, 852321600, 1022785920, 1136428800, 1278482400, 1363714560, 1573516800, 1704643200, 2045571840, 2272857600, 2556964800, 3409286400, 4091143680, 5113929600, 6818572800, 10227859200, 20455718400]

約数ペア:

[(1, 20455718400), (2, 10227859200), (3, 6818572800), (4, 5113929600), (5, 4091143680), (6, 3409286400), (8, 2556964800), (9, 2272857600), (10, 2045571840), (12, 1704643200), (13, 1573516800), (15, 1363714560), (16, 1278482400), (18, 1136428800), (20, 1022785920), (24, 852321600), (25, 818228736), (26, 786758400), (27, 757619200), (29, 705369600), (30, 681857280), (32, 639241200), (36, 568214400), (39, 524505600), (40, 511392960), (45, 454571520), (48, 426160800), (50, 409114368), (52, 393379200), (54, 378809600), (58, 352684800), (60, 340928640), (64, 319620600), (65, 314703360), (72, 284107200), (75, 272742912), (78, 262252800), (80, 255696480), (87, 235123200), (90, 227285760), (96, 213080400), (100, 204557184), (104, 196689600), (108, 189404800), (116, 176342400), (117, 174835200), (120, 170464320), (128, 159810300), (130, 157351680), (135, 151523840), (144, 142053600), (145, 141073920), (150, 136371456), (156, 131126400), (157, 130291200), (160, 127848240), (174, 117561600), (180, 113642880), (192, 106540200), (195, 104901120), (200, 102278592), (208, 98344800), (216, 94702400), (225, 90914304), (232, 88171200), (234, 87417600), (240, 85232160), (256, 79905150), (260, 78675840), (261, 78374400), (270, 75761920), (288, 71026800), (290, 70536960), (300, 68185728), (312, 65563200), (314, 65145600), (320, 63924120), (325, 62940672), (348, 58780800), (351, 58278400), (360, 56821440), (377, 54259200), (384, 53270100), (390, 52450560), (400, 51139296), (416, 49172400), (432, 47351200), (435, 47024640), (450, 45457152), (464, 44085600), (468, 43708800), (471, 43430400), (480, 42616080), (512, 39952575), (520, 39337920), (522, 39187200), (540, 37880960), (576, 35513400), (580, 35268480), (585, 34967040), (600, 34092864), (624, 32781600), (628, 32572800), (640, 31962060), (650, 31470336), (675, 30304768), (696, 29390400), (702, 29139200), (720, 28410720), (725, 28214784), (754, 27129600), (768, 26635050), (780, 26225280), (783, 26124800), (785, 26058240), (800, 25569648), (832, 24586200), (864, 23675600), (870, 23512320), (900, 22728576), (928, 22042800), (936, 21854400), (942, 21715200), (960, 21308040), (975, 20980224), (1040, 19668960), (1044, 19593600), (1080, 18940480), (1131, 18086400), (1152, 17756700), (1160, 17634240), (1170, 17483520), (1200, 17046432), (1248, 16390800), (1256, 16286400), (1280, 15981030), (1300, 15735168), (1305, 15674880), (1350, 15152384), (1392, 14695200), (1404, 14569600), (1413, 14476800), (1440, 14205360), (1450, 14107392), (1508, 13564800), (1536, 13317525), (1560, 13112640), (1566, 13062400), (1570, 13029120), (1600, 12784824), (1664, 12293100), (1728, 11837800), (1740, 11756160), (1755, 11655680), (1800, 11364288), (1856, 11021400), (1872, 10927200), (1884, 10857600), (1885, 10851840), (1920, 10654020), (1950, 10490112), (2041, 10022400), (2080, 9834480), (2088, 9796800), (2160, 9470240), (2175, 9404928), (2262, 9043200), (2304, 8878350), (2320, 8817120), (2340, 8741760), (2355, 8686080), (2400, 8523216), (2496, 8195400), (2512, 8143200), (2560, 7990515), (2600, 7867584), (2610, 7837440), (2700, 7576192), (2784, 7347600), (2808, 7284800), (2826, 7238400), (2880, 7102680), (2900, 7053696), (2925, 6993408), (3016, 6782400), (3120, 6556320), (3132, 6531200), (3140, 6514560), (3200, 6392412), (3328, 6146550), (3393, 6028800), (3456, 5918900), (3480, 5878080), (3510, 5827840), (3600, 5682144), (3712, 5510700), (3744, 5463600), (3768, 5428800), (3770, 5425920), (3840, 5327010), (3900, 5245056), (3915, 5224960), (3925, 5211648), (4082, 5011200), (4160, 4917240), (4176, 4898400), (4239, 4825600), (4320, 4735120), (4350, 4702464), (4524, 4521600), (4553, 4492800), (4608, 4439175), (4640, 4408560), (4680, 4370880), (4710, 4343040), (4800, 4261608), (4992, 4097700), (5024, 4071600), (5200, 3933792), (5220, 3918720), (5400, 3788096), (5568, 3673800), (5616, 3642400), (5652, 3619200), (5655, 3617280), (5760, 3551340), (5800, 3526848), (5850, 3496704), (6032, 3391200), (6123, 3340800), (6240, 3278160), (6264, 3265600), (6280, 3257280), (6400, 3196206), (6525, 3134976), (6656, 3073275), (6786, 3014400), (6912, 2959450), (6960, 2939040), (7020, 2913920), (7065, 2895360), (7200, 2841072), (7424, 2755350), (7488, 2731800), (7536, 2714400), (7540, 2712960), (7680, 2663505), (7800, 2622528), (7830, 2612480), (7850, 2605824), (8164, 2505600), (8320, 2458620), (8352, 2449200), (8478, 2412800), (8640, 2367560), (8700, 2351232), (8775, 2331136), (9048, 2260800), (9106, 2246400), (9280, 2204280), (9360, 2185440), (9420, 2171520), (9425, 2170368), (9600, 2130804), (9984, 2048850), (10048, 2035800), (10179, 2009600), (10205, 2004480), (10400, 1966896), (10440, 1959360), (10800, 1894048), (11136, 1836900), (11232, 1821200), (11304, 1809600), (11310, 1808640), (11520, 1775670), (11600, 1763424), (11700, 1748352), (11775, 1737216), (12064, 1695600), (12246, 1670400), (12480, 1639080), (12528, 1632800), (12560, 1628640), (12800, 1598103), (13050, 1567488), (13572, 1507200), (13659, 1497600), (13824, 1479725), (13920, 1469520), (14040, 1456960), (14130, 1447680), (14400, 1420536), (14848, 1377675), (14976, 1365900), (15072, 1357200), (15080, 1356480), (15600, 1311264), (15660, 1306240), (15700, 1302912), (16328, 1252800), (16640, 1229310), (16704, 1224600), (16956, 1206400), (16965, 1205760), (17280, 1183780), (17400, 1175616), (17550, 1165568), (18096, 1130400), (18212, 1123200), (18369, 1113600), (18560, 1102140), (18720, 1092720), (18840, 1085760), (18850, 1085184), (19200, 1065402), (19575, 1044992), (19968, 1024425), (20096, 1017900), (20358, 1004800), (20410, 1002240), (20800, 983448), (20880, 979680), (21195, 965120), (21600, 947024), (22272, 918450), (22464, 910600), (22608, 904800), (22620, 904320), (22765, 898560), (23040, 887835), (23200, 881712), (23400, 874176), (23550, 868608), (24128, 847800), (24492, 835200), (24960, 819540), (25056, 816400), (25120, 814320), (26100, 783744), (27144, 753600), (27318, 748800), (27840, 734760), (28080, 728480), (28260, 723840), (28275, 723456), (28800, 710268), (29952, 682950), (30144, 678600), (30160, 678240), (30615, 668160), (31200, 655632), (31320, 653120), (31400, 651456), (32656, 626400), (33280, 614655), (33408, 612300), (33912, 603200), (33930, 602880), (34560, 591890), (34800, 587808), (35100, 582784), (35325, 579072), (36192, 565200), (36424, 561600), (36738, 556800), (37120, 551070), (37440, 546360), (37680, 542880), (37700, 542592), (38400, 532701), (39150, 522496), (40192, 508950), (40716, 502400), (40820, 501120), (40977, 499200), (41600, 491724), (41760, 489840), (42390, 482560), (43200, 473512), (44544, 459225), (44928, 455300), (45216, 452400), (45240, 452160), (45530, 449280), (46400, 440856), (46800, 437088), (47100, 434304), (48256, 423900), (48984, 417600), (49920, 409770), (50112, 408200), (50240, 407160), (50895, 401920), (51025, 400896), (52200, 391872), (54288, 376800), (54636, 374400), (55107, 371200), (55680, 367380), (56160, 364240), (56520, 361920), (56550, 361728), (57600, 355134), (59189, 345600), (59904, 341475), (60288, 339300), (60320, 339120), (61230, 334080), (62400, 327816), (62640, 326560), (62800, 325728), (65312, 313200), (66816, 306150), (67824, 301600), (67860, 301440), (68295, 299520), (69120, 295945), (69600, 293904), (70200, 291392), (70650, 289536), (72384, 282600), (72848, 280800), (73476, 278400), (74240, 275535), (74880, 273180), (75360, 271440), (75400, 271296), (78300, 261248), (80384, 254475), (81432, 251200), (81640, 250560), (81954, 249600), (83200, 245862), (83520, 244920), (84780, 241280), (84825, 241152), (86400, 236756), (89856, 227650), (90432, 226200), (90480, 226080), (91060, 224640), (91845, 222720), (92800, 220428), (93600, 218544), (94200, 217152), (96512, 211950), (97968, 208800), (99840, 204885), (100224, 204100), (100480, 203580), (101790, 200960), (102050, 200448), (104400, 195936), (105975, 193024), (108576, 188400), (109272, 187200), (110214, 185600), (111360, 183690), (112320, 182120), (113040, 180960), (113100, 180864), (113825, 179712), (115200, 177567), (118378, 172800), (120576, 169650), (120640, 169560), (122460, 167040), (122931, 166400), (124800, 163908), (125280, 163280), (125600, 162864), (130624, 156600), (133632, 153075), (135648, 150800), (135720, 150720), (136590, 149760), (139200, 146952), (140400, 145696), (141300, 144768)]