647365680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69163}}^1$

素因数の和:69195

約数の個数: 120

約数和(自身を含む): 2341339728

約数和(自身を除く): 1693974048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 69163, 138326, 207489, 276652, 345815, 414978, 553304, 622467, 691630, 829956, 899119, 1037445, 1106608, 1244934, 1383260, 1659912, 1798238, 2074890, 2489868, 2697357, 2766520, 3112335, 3319824, 3596476, 4149780, 4495595, 4979736, 5394714, 5533040, 6224670, 7192952, 8092071, 8299560, 8991190, 9959472, 10789428, 12449340, 13486785, 14385904, 16184142, 16599120, 17982380, 21578856, 24898680, 26973570, 32368284, 35964760, 40460355, 43157712, 49797360, 53947140, 64736568, 71929520, 80920710, 107894280, 129473136, 161841420, 215788560, 323682840, 647365680]

約数ペア:

[(1, 647365680), (2, 323682840), (3, 215788560), (4, 161841420), (5, 129473136), (6, 107894280), (8, 80920710), (9, 71929520), (10, 64736568), (12, 53947140), (13, 49797360), (15, 43157712), (16, 40460355), (18, 35964760), (20, 32368284), (24, 26973570), (26, 24898680), (30, 21578856), (36, 17982380), (39, 16599120), (40, 16184142), (45, 14385904), (48, 13486785), (52, 12449340), (60, 10789428), (65, 9959472), (72, 8991190), (78, 8299560), (80, 8092071), (90, 7192952), (104, 6224670), (117, 5533040), (120, 5394714), (130, 4979736), (144, 4495595), (156, 4149780), (180, 3596476), (195, 3319824), (208, 3112335), (234, 2766520), (240, 2697357), (260, 2489868), (312, 2074890), (360, 1798238), (390, 1659912), (468, 1383260), (520, 1244934), (585, 1106608), (624, 1037445), (720, 899119), (780, 829956), (936, 691630), (1040, 622467), (1170, 553304), (1560, 414978), (1872, 345815), (2340, 276652), (3120, 207489), (4680, 138326), (9360, 69163)]