740906140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 1807747200

約数和(自身を除く): 1066841060

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 83, 95, 130, 139, 166, 169, 190, 247, 260, 278, 332, 338, 380, 415, 494, 556, 676, 695, 830, 845, 988, 1079, 1235, 1390, 1577, 1660, 1690, 1807, 2158, 2470, 2641, 2780, 3154, 3211, 3380, 3614, 4316, 4940, 5282, 5395, 6308, 6422, 7228, 7885, 9035, 10564, 10790, 11537, 12844, 13205, 14027, 15770, 16055, 18070, 20501, 21580, 23074, 23491, 26410, 28054, 31540, 32110, 34333, 36140, 41002, 46148, 46982, 52820, 56108, 57685, 64220, 68666, 70135, 82004, 93964, 102505, 115370, 117455, 137332, 140270, 149981, 171665, 205010, 219203, 230740, 234910, 266513, 280540, 299962, 343330, 410020, 438406, 446329, 469820, 533026, 599924, 686660, 749905, 876812, 892658, 1066052, 1096015, 1332565, 1499810, 1785316, 1949753, 2192030, 2231645, 2665130, 2849639, 2999620, 3899506, 4384060, 4463290, 5330260, 5699278, 7799012, 8926580, 9748765, 11398556, 14248195, 19497530, 28496390, 37045307, 38995060, 56992780, 74090614, 148181228, 185226535, 370453070, 740906140]

約数ペア:

[(1, 740906140), (2, 370453070), (4, 185226535), (5, 148181228), (10, 74090614), (13, 56992780), (19, 38995060), (20, 37045307), (26, 28496390), (38, 19497530), (52, 14248195), (65, 11398556), (76, 9748765), (83, 8926580), (95, 7799012), (130, 5699278), (139, 5330260), (166, 4463290), (169, 4384060), (190, 3899506), (247, 2999620), (260, 2849639), (278, 2665130), (332, 2231645), (338, 2192030), (380, 1949753), (415, 1785316), (494, 1499810), (556, 1332565), (676, 1096015), (695, 1066052), (830, 892658), (845, 876812), (988, 749905), (1079, 686660), (1235, 599924), (1390, 533026), (1577, 469820), (1660, 446329), (1690, 438406), (1807, 410020), (2158, 343330), (2470, 299962), (2641, 280540), (2780, 266513), (3154, 234910), (3211, 230740), (3380, 219203), (3614, 205010), (4316, 171665), (4940, 149981), (5282, 140270), (5395, 137332), (6308, 117455), (6422, 115370), (7228, 102505), (7885, 93964), (9035, 82004), (10564, 70135), (10790, 68666), (11537, 64220), (12844, 57685), (13205, 56108), (14027, 52820), (15770, 46982), (16055, 46148), (18070, 41002), (20501, 36140), (21580, 34333), (23074, 32110), (23491, 31540), (26410, 28054)]