2591014920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{8431}}^1$

素因数の和:8655

約数の個数: 128

約数和(自身を含む): 8414461440

約数和(自身を除く): 5823446520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 197, 260, 312, 390, 394, 520, 591, 780, 788, 985, 1182, 1560, 1576, 1970, 2364, 2561, 2955, 3940, 4728, 5122, 5910, 7683, 7880, 8431, 10244, 11820, 12805, 15366, 16862, 20488, 23640, 25293, 25610, 30732, 33724, 38415, 42155, 50586, 51220, 61464, 67448, 76830, 84310, 101172, 102440, 109603, 126465, 153660, 168620, 202344, 219206, 252930, 307320, 328809, 337240, 438412, 505860, 548015, 657618, 876824, 1011720, 1096030, 1315236, 1644045, 1660907, 2192060, 2630472, 3288090, 3321814, 4384120, 4982721, 6576180, 6643628, 8304535, 9965442, 13152360, 13287256, 16609070, 19930884, 21591791, 24913605, 33218140, 39861768, 43183582, 49827210, 64775373, 66436280, 86367164, 99654420, 107958955, 129550746, 172734328, 199308840, 215917910, 259101492, 323876865, 431835820, 518202984, 647753730, 863671640, 1295507460, 2591014920]

約数ペア:

[(1, 2591014920), (2, 1295507460), (3, 863671640), (4, 647753730), (5, 518202984), (6, 431835820), (8, 323876865), (10, 259101492), (12, 215917910), (13, 199308840), (15, 172734328), (20, 129550746), (24, 107958955), (26, 99654420), (30, 86367164), (39, 66436280), (40, 64775373), (52, 49827210), (60, 43183582), (65, 39861768), (78, 33218140), (104, 24913605), (120, 21591791), (130, 19930884), (156, 16609070), (195, 13287256), (197, 13152360), (260, 9965442), (312, 8304535), (390, 6643628), (394, 6576180), (520, 4982721), (591, 4384120), (780, 3321814), (788, 3288090), (985, 2630472), (1182, 2192060), (1560, 1660907), (1576, 1644045), (1970, 1315236), (2364, 1096030), (2561, 1011720), (2955, 876824), (3940, 657618), (4728, 548015), (5122, 505860), (5910, 438412), (7683, 337240), (7880, 328809), (8431, 307320), (10244, 252930), (11820, 219206), (12805, 202344), (15366, 168620), (16862, 153660), (20488, 126465), (23640, 109603), (25293, 102440), (25610, 101172), (30732, 84310), (33724, 76830), (38415, 67448), (42155, 61464), (50586, 51220)]