20257740720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:742

約数の個数: 720

約数和(自身を含む): 85209546240

約数和(自身を除く): 64951805520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 47, 48, 49, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 94, 95, 98, 105, 112, 114, 120, 126, 133, 140, 141, 144, 147, 152, 168, 171, 180, 188, 190, 196, 210, 228, 235, 240, 245, 252, 266, 280, 282, 285, 294, 304, 315, 329, 336, 342, 360, 376, 380, 392, 399, 420, 423, 441, 456, 470, 490, 504, 532, 560, 564, 570, 588, 630, 643, 658, 665, 684, 705, 720, 735, 752, 760, 784, 798, 840, 846, 855, 882, 893, 912, 931, 940, 980, 987, 1008, 1064, 1128, 1140, 1176, 1197, 1260, 1286, 1316, 1330, 1368, 1410, 1470, 1520, 1596, 1645, 1680, 1692, 1710, 1764, 1786, 1862, 1880, 1929, 1960, 1974, 1995, 2115, 2128, 2205, 2256, 2280, 2303, 2352, 2394, 2520, 2572, 2632, 2660, 2679, 2736, 2793, 2820, 2940, 2961, 3192, 3215, 3290, 3384, 3420, 3528, 3572, 3724, 3760, 3858, 3920, 3948, 3990, 4230, 4410, 4465, 4501, 4560, 4606, 4655, 4788, 4935, 5040, 5144, 5264, 5320, 5358, 5586, 5640, 5787, 5880, 5922, 5985, 6251, 6384, 6430, 6580, 6768, 6840, 6909, 7056, 7144, 7448, 7716, 7896, 7980, 8037, 8379, 8460, 8820, 8930, 9002, 9212, 9310, 9576, 9645, 9870, 10288, 10640, 10716, 11172, 11280, 11515, 11574, 11760, 11844, 11970, 12217, 12502, 12860, 13160, 13395, 13503, 13680, 13818, 13965, 14288, 14805, 14896, 15432, 15792, 15960, 16074, 16758, 16920, 17640, 17860, 18004, 18424, 18620, 18753, 19152, 19290, 19740, 20727, 21432, 22344, 22505, 23030, 23148, 23688, 23940, 24434, 25004, 25720, 26320, 26790, 27006, 27636, 27930, 28935, 29610, 30221, 30864, 31255, 31507, 31920, 32148, 33516, 33840, 34545, 35280, 35720, 36008, 36651, 36848, 37240, 37506, 38580, 39480, 40185, 40509, 41454, 41895, 42864, 43757, 44688, 45010, 46060, 46296, 47376, 47880, 48868, 50008, 51440, 53580, 54012, 55272, 55860, 56259, 57870, 59220, 60442, 61085, 62510, 63014, 64296, 67032, 67515, 69090, 71440, 72016, 73302, 74480, 75012, 77160, 78960, 80370, 81018, 82908, 83790, 85519, 87514, 90020, 90663, 92120, 92592, 93765, 94521, 95760, 97736, 100016, 103635, 107160, 108024, 109953, 110544, 111720, 112518, 115740, 118440, 120884, 122170, 125020, 126028, 128592, 131271, 134064, 135030, 138180, 146604, 150024, 151105, 154320, 157535, 160740, 162036, 165816, 167580, 171038, 175028, 180040, 181326, 183255, 184240, 187530, 189042, 195472, 202545, 207270, 211547, 214320, 216048, 218785, 219906, 223440, 225036, 231480, 236880, 241768, 244340, 250040, 252056, 256557, 262542, 270060, 271989, 276360, 281295, 283563, 293208, 300048, 302210, 315070, 321480, 324072, 331632, 335160, 342076, 350056, 360080, 362652, 366510, 375060, 378084, 393813, 405090, 414540, 423094, 427595, 437570, 439812, 450072, 453315, 462960, 472605, 483536, 488680, 500080, 504112, 513114, 525084, 540120, 543978, 549765, 552720, 562590, 567126, 574199, 586416, 598633, 604420, 630140, 634641, 642960, 648144, 656355, 670320, 684152, 700112, 725304, 733020, 750120, 756168, 769671, 787626, 810180, 829080, 846188, 855190, 875140, 879624, 900144, 906630, 945210, 977360, 1026228, 1050168, 1057735, 1080240, 1087956, 1099530, 1125180, 1134252, 1148398, 1197266, 1208840, 1260280, 1269282, 1282785, 1312710, 1359945, 1368304, 1417815, 1450608, 1466040, 1480829, 1500240, 1512336, 1539342, 1575252, 1620360, 1658160, 1692376, 1710380, 1722597, 1750280, 1759248, 1795899, 1813260, 1890420, 1903923, 1969065, 2052456, 2100336, 2115470, 2175912, 2199060, 2250360, 2268504, 2296796, 2394532, 2417680, 2520560, 2538564, 2565570, 2625420, 2719890, 2835630, 2870995, 2932080, 2961658, 2993165, 3078684, 3150504, 3173205, 3240720, 3384752, 3420760, 3445194, 3500560, 3591798, 3626520, 3780840, 3807846, 3848355, 3938130, 4019393, 4104912, 4230940, 4351824, 4398120, 4442487, 4500720, 4537008, 4593592, 4789064, 5077128, 5131140, 5167791, 5250840, 5387697, 5439780, 5671260, 5741990, 5923316, 5986330, 6157368, 6301008, 6346410, 6841520, 6890388, 7183596, 7253040, 7404145, 7561680, 7615692, 7696710, 7876260, 8038786, 8461880, 8612985, 8796240, 8884974, 8979495, 9187184, 9519615, 9578128, 10154256, 10262280, 10335582, 10501680, 10775394, 10879560, 11342520, 11483980, 11846632, 11972660, 12058179, 12314736, 12692820, 13327461, 13780776, 14367192, 14808290, 15231384, 15393420, 15752520, 16077572, 16923760, 17225970, 17769948, 17958990, 19039230, 20096965, 20524560, 20671164, 21550788, 21759120, 22212435, 22685040, 22967960, 23693264, 23945320, 24116358, 25385640, 25838955, 26654922, 26938485, 27561552, 28135751, 28734384, 29616580, 30462768, 30786840, 31505040, 32155144, 34451940, 35539896, 35917980, 36174537, 38078460, 40193930, 41342328, 43101576, 44424870, 45935920, 47890640, 48232716, 50771280, 51677910, 53309844, 53876970, 56271502, 59233160, 60290895, 61573680, 64310288, 66637305, 68903880, 71079792, 71835960, 72349074, 76156920, 80387860, 82684656, 84407253, 86203152, 88849740, 96465432, 103355820, 106619688, 107753940, 112543004, 118466320, 120581790, 133274610, 137807760, 140678755, 143671920, 144698148, 152313840, 160775720, 168814506, 177699480, 180872685, 192930864, 206711640, 213239376, 215507880, 225086008, 241163580, 253221759, 266549220, 281357510, 289396296, 321551440, 337629012, 355398960, 361745370, 413423280, 422036265, 431015760, 450172016, 482327160, 506443518, 533098440, 562715020, 578792592, 675258024, 723490740, 844072530, 964654320, 1012887036, 1066196880, 1125430040, 1266108795, 1350516048, 1446981480, 1688145060, 2025774072, 2250860080, 2532217590, 2893962960, 3376290120, 4051548144, 5064435180, 6752580240, 10128870360, 20257740720]

約数ペア:

[(1, 20257740720), (2, 10128870360), (3, 6752580240), (4, 5064435180), (5, 4051548144), (6, 3376290120), (7, 2893962960), (8, 2532217590), (9, 2250860080), (10, 2025774072), (12, 1688145060), (14, 1446981480), (15, 1350516048), (16, 1266108795), (18, 1125430040), (19, 1066196880), (20, 1012887036), (21, 964654320), (24, 844072530), (28, 723490740), (30, 675258024), (35, 578792592), (36, 562715020), (38, 533098440), (40, 506443518), (42, 482327160), (45, 450172016), (47, 431015760), (48, 422036265), (49, 413423280), (56, 361745370), (57, 355398960), (60, 337629012), (63, 321551440), (70, 289396296), (72, 281357510), (76, 266549220), (80, 253221759), (84, 241163580), (90, 225086008), (94, 215507880), (95, 213239376), (98, 206711640), (105, 192930864), (112, 180872685), (114, 177699480), (120, 168814506), (126, 160775720), (133, 152313840), (140, 144698148), (141, 143671920), (144, 140678755), (147, 137807760), (152, 133274610), (168, 120581790), (171, 118466320), (180, 112543004), (188, 107753940), (190, 106619688), (196, 103355820), (210, 96465432), (228, 88849740), (235, 86203152), (240, 84407253), (245, 82684656), (252, 80387860), (266, 76156920), (280, 72349074), (282, 71835960), (285, 71079792), (294, 68903880), (304, 66637305), (315, 64310288), (329, 61573680), (336, 60290895), (342, 59233160), (360, 56271502), (376, 53876970), (380, 53309844), (392, 51677910), (399, 50771280), (420, 48232716), (423, 47890640), (441, 45935920), (456, 44424870), (470, 43101576), (490, 41342328), (504, 40193930), (532, 38078460), (560, 36174537), (564, 35917980), (570, 35539896), (588, 34451940), (630, 32155144), (643, 31505040), (658, 30786840), (665, 30462768), (684, 29616580), (705, 28734384), (720, 28135751), (735, 27561552), (752, 26938485), (760, 26654922), (784, 25838955), (798, 25385640), (840, 24116358), (846, 23945320), (855, 23693264), (882, 22967960), (893, 22685040), (912, 22212435), (931, 21759120), (940, 21550788), (980, 20671164), (987, 20524560), (1008, 20096965), (1064, 19039230), (1128, 17958990), (1140, 17769948), (1176, 17225970), (1197, 16923760), (1260, 16077572), (1286, 15752520), (1316, 15393420), (1330, 15231384), (1368, 14808290), (1410, 14367192), (1470, 13780776), (1520, 13327461), (1596, 12692820), (1645, 12314736), (1680, 12058179), (1692, 11972660), (1710, 11846632), (1764, 11483980), (1786, 11342520), (1862, 10879560), (1880, 10775394), (1929, 10501680), (1960, 10335582), (1974, 10262280), (1995, 10154256), (2115, 9578128), (2128, 9519615), (2205, 9187184), (2256, 8979495), (2280, 8884974), (2303, 8796240), (2352, 8612985), (2394, 8461880), (2520, 8038786), (2572, 7876260), (2632, 7696710), (2660, 7615692), (2679, 7561680), (2736, 7404145), (2793, 7253040), (2820, 7183596), (2940, 6890388), (2961, 6841520), (3192, 6346410), (3215, 6301008), (3290, 6157368), (3384, 5986330), (3420, 5923316), (3528, 5741990), (3572, 5671260), (3724, 5439780), (3760, 5387697), (3858, 5250840), (3920, 5167791), (3948, 5131140), (3990, 5077128), (4230, 4789064), (4410, 4593592), (4465, 4537008), (4501, 4500720), (4560, 4442487), (4606, 4398120), (4655, 4351824), (4788, 4230940), (4935, 4104912), (5040, 4019393), (5144, 3938130), (5264, 3848355), (5320, 3807846), (5358, 3780840), (5586, 3626520), (5640, 3591798), (5787, 3500560), (5880, 3445194), (5922, 3420760), (5985, 3384752), (6251, 3240720), (6384, 3173205), (6430, 3150504), (6580, 3078684), (6768, 2993165), (6840, 2961658), (6909, 2932080), (7056, 2870995), (7144, 2835630), (7448, 2719890), (7716, 2625420), (7896, 2565570), (7980, 2538564), (8037, 2520560), (8379, 2417680), (8460, 2394532), (8820, 2296796), (8930, 2268504), (9002, 2250360), (9212, 2199060), (9310, 2175912), (9576, 2115470), (9645, 2100336), (9870, 2052456), (10288, 1969065), (10640, 1903923), (10716, 1890420), (11172, 1813260), (11280, 1795899), (11515, 1759248), (11574, 1750280), (11760, 1722597), (11844, 1710380), (11970, 1692376), (12217, 1658160), (12502, 1620360), (12860, 1575252), (13160, 1539342), (13395, 1512336), (13503, 1500240), (13680, 1480829), (13818, 1466040), (13965, 1450608), (14288, 1417815), (14805, 1368304), (14896, 1359945), (15432, 1312710), (15792, 1282785), (15960, 1269282), (16074, 1260280), (16758, 1208840), (16920, 1197266), (17640, 1148398), (17860, 1134252), (18004, 1125180), (18424, 1099530), (18620, 1087956), (18753, 1080240), (19152, 1057735), (19290, 1050168), (19740, 1026228), (20727, 977360), (21432, 945210), (22344, 906630), (22505, 900144), (23030, 879624), (23148, 875140), (23688, 855190), (23940, 846188), (24434, 829080), (25004, 810180), (25720, 787626), (26320, 769671), (26790, 756168), (27006, 750120), (27636, 733020), (27930, 725304), (28935, 700112), (29610, 684152), (30221, 670320), (30864, 656355), (31255, 648144), (31507, 642960), (31920, 634641), (32148, 630140), (33516, 604420), (33840, 598633), (34545, 586416), (35280, 574199), (35720, 567126), (36008, 562590), (36651, 552720), (36848, 549765), (37240, 543978), (37506, 540120), (38580, 525084), (39480, 513114), (40185, 504112), (40509, 500080), (41454, 488680), (41895, 483536), (42864, 472605), (43757, 462960), (44688, 453315), (45010, 450072), (46060, 439812), (46296, 437570), (47376, 427595), (47880, 423094), (48868, 414540), (50008, 405090), (51440, 393813), (53580, 378084), (54012, 375060), (55272, 366510), (55860, 362652), (56259, 360080), (57870, 350056), (59220, 342076), (60442, 335160), (61085, 331632), (62510, 324072), (63014, 321480), (64296, 315070), (67032, 302210), (67515, 300048), (69090, 293208), (71440, 283563), (72016, 281295), (73302, 276360), (74480, 271989), (75012, 270060), (77160, 262542), (78960, 256557), (80370, 252056), (81018, 250040), (82908, 244340), (83790, 241768), (85519, 236880), (87514, 231480), (90020, 225036), (90663, 223440), (92120, 219906), (92592, 218785), (93765, 216048), (94521, 214320), (95760, 211547), (97736, 207270), (100016, 202545), (103635, 195472), (107160, 189042), (108024, 187530), (109953, 184240), (110544, 183255), (111720, 181326), (112518, 180040), (115740, 175028), (118440, 171038), (120884, 167580), (122170, 165816), (125020, 162036), (126028, 160740), (128592, 157535), (131271, 154320), (134064, 151105), (135030, 150024), (138180, 146604)]