20298301920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:449

約数の個数: 960

約数和(自身を含む): 86214300480

約数和(自身を除く): 65915998560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 19, 20, 24, 26, 27, 30, 32, 34, 36, 38, 39, 40, 45, 48, 51, 52, 54, 57, 60, 65, 68, 72, 76, 78, 80, 81, 85, 90, 95, 96, 102, 104, 108, 114, 117, 120, 130, 135, 136, 144, 152, 153, 156, 160, 162, 170, 171, 180, 190, 195, 204, 208, 216, 221, 228, 234, 240, 247, 255, 260, 270, 272, 285, 288, 304, 306, 312, 323, 324, 340, 342, 351, 360, 373, 380, 390, 405, 408, 416, 432, 442, 456, 459, 468, 480, 494, 510, 513, 520, 540, 544, 570, 585, 608, 612, 624, 646, 648, 663, 680, 684, 702, 720, 741, 746, 760, 765, 780, 810, 816, 855, 864, 884, 912, 918, 936, 969, 988, 1020, 1026, 1040, 1053, 1080, 1105, 1119, 1140, 1170, 1224, 1235, 1248, 1292, 1296, 1326, 1360, 1368, 1377, 1404, 1440, 1482, 1492, 1520, 1530, 1539, 1560, 1615, 1620, 1632, 1710, 1755, 1768, 1824, 1836, 1865, 1872, 1938, 1976, 1989, 2040, 2052, 2080, 2106, 2160, 2210, 2223, 2238, 2280, 2295, 2340, 2448, 2470, 2565, 2584, 2592, 2652, 2720, 2736, 2754, 2808, 2907, 2964, 2984, 3040, 3060, 3078, 3120, 3230, 3240, 3315, 3357, 3420, 3510, 3536, 3672, 3705, 3730, 3744, 3876, 3952, 3978, 4080, 4104, 4199, 4212, 4320, 4420, 4446, 4476, 4560, 4590, 4680, 4845, 4849, 4896, 4940, 5130, 5168, 5265, 5304, 5472, 5508, 5595, 5616, 5814, 5928, 5967, 5968, 6120, 6156, 6240, 6341, 6460, 6480, 6630, 6669, 6714, 6840, 6885, 7020, 7072, 7087, 7344, 7410, 7460, 7695, 7752, 7904, 7956, 8160, 8208, 8398, 8424, 8721, 8840, 8892, 8952, 9120, 9180, 9360, 9690, 9698, 9880, 9945, 10071, 10260, 10336, 10530, 10608, 11016, 11115, 11190, 11232, 11628, 11856, 11934, 11936, 12240, 12312, 12597, 12682, 12920, 12960, 13260, 13338, 13428, 13680, 13770, 14040, 14174, 14535, 14547, 14688, 14820, 14920, 15390, 15504, 15912, 16416, 16785, 16796, 16848, 17442, 17680, 17784, 17901, 17904, 18360, 18720, 19023, 19380, 19396, 19760, 19890, 20007, 20142, 20520, 20995, 21060, 21216, 21261, 22032, 22230, 22380, 23256, 23712, 23868, 24245, 24480, 24624, 25194, 25364, 25840, 26163, 26520, 26676, 26856, 27360, 27540, 28080, 28348, 29070, 29094, 29640, 29835, 29840, 30213, 30780, 31008, 31705, 31824, 33345, 33570, 33592, 33696, 34884, 35360, 35435, 35568, 35802, 35808, 36720, 37791, 38046, 38760, 38792, 39520, 39780, 40014, 40284, 41040, 41990, 42120, 42522, 43605, 43641, 44064, 44460, 44760, 46512, 47736, 48490, 49248, 50355, 50388, 50728, 51680, 52326, 53040, 53352, 53712, 55080, 56160, 56696, 57069, 58140, 58188, 59280, 59670, 59680, 60426, 61560, 62985, 63410, 63648, 63783, 66690, 67140, 67184, 69768, 70870, 71136, 71604, 72735, 73440, 75582, 76092, 77520, 77584, 79560, 80028, 80568, 82080, 82433, 83980, 84240, 85044, 87210, 87282, 88920, 89505, 89520, 92131, 93024, 95115, 95472, 96980, 100035, 100710, 100776, 101456, 104652, 106080, 106305, 106704, 107424, 110160, 113373, 113392, 114138, 116280, 116376, 118560, 119340, 120479, 120852, 123120, 125970, 126820, 127566, 130815, 130923, 133380, 134280, 134368, 139536, 141740, 143208, 145470, 151065, 151164, 152184, 155040, 155168, 159120, 160056, 161136, 164866, 167960, 168480, 170088, 171207, 174420, 174564, 177840, 179010, 179040, 184262, 188955, 190230, 190944, 191349, 193960, 200070, 201420, 201552, 202912, 209304, 212610, 213408, 218205, 220320, 226746, 226784, 228276, 232560, 232752, 238680, 240958, 241704, 246240, 247299, 251940, 253640, 255132, 261630, 261846, 266760, 268560, 276393, 279072, 283480, 285345, 286416, 290940, 302130, 302328, 304368, 318240, 318915, 320112, 322272, 329732, 335920, 340119, 340176, 342414, 348840, 349128, 355680, 358020, 361437, 368524, 377910, 380460, 382698, 387920, 392769, 400140, 402840, 403104, 412165, 418608, 425220, 436410, 453492, 456552, 460655, 465120, 465504, 477360, 481916, 483408, 494598, 503880, 507280, 510264, 513621, 523260, 523692, 533520, 537120, 552786, 566865, 566960, 570690, 572832, 574047, 581880, 602395, 604260, 604656, 608736, 637830, 640224, 654615, 659464, 671840, 680238, 680352, 684828, 697680, 698256, 716040, 722874, 737048, 741897, 755820, 760920, 765396, 775840, 785538, 800280, 805680, 824330, 829179, 837216, 850440, 856035, 872820, 906984, 913104, 921310, 954720, 956745, 963832, 966816, 989196, 1007760, 1014560, 1020528, 1027242, 1046520, 1047384, 1067040, 1084311, 1105572, 1133730, 1133920, 1141380, 1148094, 1163760, 1204790, 1208520, 1209312, 1236495, 1275660, 1309230, 1318928, 1360476, 1369656, 1381965, 1395360, 1396512, 1432080, 1445748, 1474096, 1483794, 1511640, 1521840, 1530792, 1566227, 1571076, 1600560, 1611360, 1648660, 1658358, 1700595, 1700880, 1712070, 1745640, 1807185, 1813968, 1826208, 1842620, 1913490, 1927664, 1963845, 1978392, 2015520, 2041056, 2054484, 2093040, 2094768, 2168622, 2211144, 2225691, 2267460, 2282760, 2296188, 2327520, 2409580, 2417040, 2472990, 2487537, 2551320, 2568105, 2618460, 2637856, 2720952, 2739312, 2763930, 2864160, 2870235, 2891496, 2948192, 2967588, 3023280, 3043680, 3061584, 3132454, 3142152, 3201120, 3252933, 3297320, 3316716, 3401190, 3401760, 3424140, 3491280, 3614370, 3627936, 3685240, 3709485, 3826980, 3855328, 3927690, 3956784, 4108968, 4145895, 4186080, 4189536, 4337244, 4422288, 4451382, 4534920, 4565520, 4592376, 4698681, 4819160, 4834080, 4945980, 4975074, 5102640, 5136210, 5236920, 5421555, 5441904, 5478624, 5527860, 5740470, 5782992, 5935176, 6046560, 6123168, 6264908, 6284304, 6505866, 6594640, 6633432, 6677073, 6802380, 6848280, 6982560, 7228740, 7370480, 7418970, 7462611, 7653960, 7831135, 7855380, 7913568, 8217936, 8291790, 8674488, 8844576, 8902764, 9069840, 9131040, 9184752, 9397362, 9638320, 9758799, 9891960, 9950148, 10205280, 10272420, 10473840, 10843110, 10883808, 11055720, 11128455, 11480940, 11565984, 11870352, 12437685, 12529816, 12568608, 13011732, 13189280, 13266864, 13354146, 13604760, 13696560, 14096043, 14457480, 14740960, 14837940, 14925222, 15307920, 15662270, 15710760, 16264665, 16435872, 16583580, 17348976, 17805528, 18139680, 18369504, 18794724, 19276640, 19517598, 19783920, 19900296, 20544840, 20947680, 21686220, 22111440, 22256910, 22961880, 23493405, 23740704, 24875370, 25059632, 26023464, 26533728, 26708292, 27209520, 27393120, 28192086, 28914960, 29675880, 29850444, 30615840, 31324540, 31421520, 32529330, 33167160, 33385365, 34697952, 35611056, 37313055, 37589448, 39035196, 39567840, 39800592, 41089680, 42288129, 43372440, 44222880, 44513820, 45923760, 46986810, 48793995, 49750740, 50119264, 52046928, 53416584, 54419040, 56384172, 57829920, 59351760, 59700888, 62649080, 62843040, 65058660, 66334320, 66770730, 70480215, 71222112, 74626110, 75178896, 78070392, 79601184, 82179360, 84576258, 86744880, 89027640, 91847520, 93973620, 97587990, 99501480, 104093856, 106833168, 112768344, 118703520, 119401776, 125298160, 126864387, 130117320, 132668640, 133541460, 140960430, 149252220, 150357792, 156140784, 169152516, 173489760, 178055280, 187947240, 195175980, 199002960, 211440645, 213666336, 225536688, 238803552, 250596320, 253728774, 260234640, 267082920, 281920860, 298504440, 312281568, 338305032, 356110560, 375894480, 390351960, 398005920, 422881290, 451073376, 507457548, 520469280, 534165840, 563841720, 597008880, 634321935, 676610064, 751788960, 780703920, 845762580, 1014915096, 1068331680, 1127683440, 1194017760, 1268643870, 1353220128, 1561407840, 1691525160, 2029830192, 2255366880, 2537287740, 3383050320, 4059660384, 5074575480, 6766100640, 10149150960, 20298301920]

約数ペア:

[(1, 20298301920), (2, 10149150960), (3, 6766100640), (4, 5074575480), (5, 4059660384), (6, 3383050320), (8, 2537287740), (9, 2255366880), (10, 2029830192), (12, 1691525160), (13, 1561407840), (15, 1353220128), (16, 1268643870), (17, 1194017760), (18, 1127683440), (19, 1068331680), (20, 1014915096), (24, 845762580), (26, 780703920), (27, 751788960), (30, 676610064), (32, 634321935), (34, 597008880), (36, 563841720), (38, 534165840), (39, 520469280), (40, 507457548), (45, 451073376), (48, 422881290), (51, 398005920), (52, 390351960), (54, 375894480), (57, 356110560), (60, 338305032), (65, 312281568), (68, 298504440), (72, 281920860), (76, 267082920), (78, 260234640), (80, 253728774), (81, 250596320), (85, 238803552), (90, 225536688), (95, 213666336), (96, 211440645), (102, 199002960), (104, 195175980), (108, 187947240), (114, 178055280), (117, 173489760), (120, 169152516), (130, 156140784), (135, 150357792), (136, 149252220), (144, 140960430), (152, 133541460), (153, 132668640), (156, 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29675880), (702, 28914960), (720, 28192086), (741, 27393120), (746, 27209520), (760, 26708292), (765, 26533728), (780, 26023464), (810, 25059632), (816, 24875370), (855, 23740704), (864, 23493405), (884, 22961880), (912, 22256910), (918, 22111440), (936, 21686220), (969, 20947680), (988, 20544840), (1020, 19900296), (1026, 19783920), (1040, 19517598), (1053, 19276640), (1080, 18794724), (1105, 18369504), (1119, 18139680), (1140, 17805528), (1170, 17348976), (1224, 16583580), (1235, 16435872), (1248, 16264665), (1292, 15710760), (1296, 15662270), (1326, 15307920), (1360, 14925222), (1368, 14837940), (1377, 14740960), (1404, 14457480), (1440, 14096043), (1482, 13696560), (1492, 13604760), (1520, 13354146), (1530, 13266864), (1539, 13189280), (1560, 13011732), (1615, 12568608), (1620, 12529816), (1632, 12437685), (1710, 11870352), (1755, 11565984), (1768, 11480940), (1824, 11128455), (1836, 11055720), (1865, 10883808), (1872, 10843110), (1938, 10473840), (1976, 10272420), (1989, 10205280), (2040, 9950148), (2052, 9891960), (2080, 9758799), (2106, 9638320), (2160, 9397362), (2210, 9184752), (2223, 9131040), (2238, 9069840), (2280, 8902764), (2295, 8844576), (2340, 8674488), (2448, 8291790), (2470, 8217936), (2565, 7913568), (2584, 7855380), (2592, 7831135), (2652, 7653960), (2720, 7462611), (2736, 7418970), (2754, 7370480), (2808, 7228740), (2907, 6982560), (2964, 6848280), (2984, 6802380), (3040, 6677073), (3060, 6633432), (3078, 6594640), (3120, 6505866), (3230, 6284304), (3240, 6264908), (3315, 6123168), (3357, 6046560), (3420, 5935176), (3510, 5782992), (3536, 5740470), (3672, 5527860), (3705, 5478624), (3730, 5441904), (3744, 5421555), (3876, 5236920), (3952, 5136210), (3978, 5102640), (4080, 4975074), (4104, 4945980), (4199, 4834080), (4212, 4819160), (4320, 4698681), (4420, 4592376), (4446, 4565520), (4476, 4534920), (4560, 4451382), (4590, 4422288), (4680, 4337244), (4845, 4189536), (4849, 4186080), (4896, 4145895), (4940, 4108968), (5130, 3956784), (5168, 3927690), (5265, 3855328), (5304, 3826980), (5472, 3709485), (5508, 3685240), (5595, 3627936), (5616, 3614370), (5814, 3491280), (5928, 3424140), (5967, 3401760), (5968, 3401190), (6120, 3316716), (6156, 3297320), (6240, 3252933), (6341, 3201120), (6460, 3142152), (6480, 3132454), (6630, 3061584), (6669, 3043680), (6714, 3023280), (6840, 2967588), (6885, 2948192), (7020, 2891496), (7072, 2870235), (7087, 2864160), (7344, 2763930), (7410, 2739312), (7460, 2720952), (7695, 2637856), (7752, 2618460), (7904, 2568105), (7956, 2551320), (8160, 2487537), (8208, 2472990), (8398, 2417040), (8424, 2409580), (8721, 2327520), (8840, 2296188), (8892, 2282760), (8952, 2267460), (9120, 2225691), (9180, 2211144), (9360, 2168622), (9690, 2094768), (9698, 2093040), (9880, 2054484), (9945, 2041056), (10071, 2015520), (10260, 1978392), (10336, 1963845), (10530, 1927664), (10608, 1913490), (11016, 1842620), (11115, 1826208), (11190, 1813968), (11232, 1807185), (11628, 1745640), (11856, 1712070), (11934, 1700880), (11936, 1700595), (12240, 1658358), (12312, 1648660), (12597, 1611360), (12682, 1600560), (12920, 1571076), (12960, 1566227), (13260, 1530792), (13338, 1521840), (13428, 1511640), (13680, 1483794), (13770, 1474096), (14040, 1445748), (14174, 1432080), (14535, 1396512), (14547, 1395360), (14688, 1381965), (14820, 1369656), (14920, 1360476), (15390, 1318928), (15504, 1309230), (15912, 1275660), (16416, 1236495), (16785, 1209312), (16796, 1208520), (16848, 1204790), (17442, 1163760), (17680, 1148094), (17784, 1141380), (17901, 1133920), (17904, 1133730), (18360, 1105572), (18720, 1084311), (19023, 1067040), (19380, 1047384), (19396, 1046520), (19760, 1027242), (19890, 1020528), (20007, 1014560), (20142, 1007760), (20520, 989196), (20995, 966816), (21060, 963832), (21216, 956745), (21261, 954720), (22032, 921310), (22230, 913104), (22380, 906984), (23256, 872820), (23712, 856035), (23868, 850440), (24245, 837216), (24480, 829179), (24624, 824330), (25194, 805680), (25364, 800280), (25840, 785538), (26163, 775840), (26520, 765396), (26676, 760920), (26856, 755820), (27360, 741897), (27540, 737048), (28080, 722874), (28348, 716040), (29070, 698256), (29094, 697680), (29640, 684828), (29835, 680352), (29840, 680238), (30213, 671840), (30780, 659464), (31008, 654615), (31705, 640224), (31824, 637830), (33345, 608736), (33570, 604656), (33592, 604260), (33696, 602395), (34884, 581880), (35360, 574047), (35435, 572832), (35568, 570690), (35802, 566960), (35808, 566865), (36720, 552786), (37791, 537120), (38046, 533520), (38760, 523692), (38792, 523260), (39520, 513621), (39780, 510264), (40014, 507280), (40284, 503880), (41040, 494598), (41990, 483408), (42120, 481916), (42522, 477360), (43605, 465504), (43641, 465120), (44064, 460655), (44460, 456552), (44760, 453492), (46512, 436410), (47736, 425220), (48490, 418608), (49248, 412165), (50355, 403104), (50388, 402840), (50728, 400140), (51680, 392769), (52326, 387920), (53040, 382698), (53352, 380460), (53712, 377910), (55080, 368524), (56160, 361437), (56696, 358020), (57069, 355680), (58140, 349128), (58188, 348840), (59280, 342414), (59670, 340176), (59680, 340119), (60426, 335920), (61560, 329732), (62985, 322272), (63410, 320112), (63648, 318915), (63783, 318240), (66690, 304368), (67140, 302328), (67184, 302130), (69768, 290940), (70870, 286416), (71136, 285345), (71604, 283480), (72735, 279072), (73440, 276393), (75582, 268560), (76092, 266760), (77520, 261846), (77584, 261630), (79560, 255132), (80028, 253640), (80568, 251940), (82080, 247299), (82433, 246240), (83980, 241704), (84240, 240958), (85044, 238680), (87210, 232752), (87282, 232560), (88920, 228276), (89505, 226784), (89520, 226746), (92131, 220320), (93024, 218205), (95115, 213408), (95472, 212610), (96980, 209304), (100035, 202912), (100710, 201552), (100776, 201420), (101456, 200070), (104652, 193960), (106080, 191349), (106305, 190944), (106704, 190230), (107424, 188955), (110160, 184262), (113373, 179040), (113392, 179010), (114138, 177840), (116280, 174564), (116376, 174420), (118560, 171207), (119340, 170088), (120479, 168480), (120852, 167960), (123120, 164866), (125970, 161136), (126820, 160056), (127566, 159120), (130815, 155168), (130923, 155040), (133380, 152184), (134280, 151164), (134368, 151065), (139536, 145470), (141740, 143208)]