664248780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9157}}^1$

素因数の和:9216

約数の個数: 144

約数和(自身を含む): 2240120064

約数和(自身を除く): 1575871284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 9157, 12090, 14508, 18135, 18314, 24180, 27471, 36270, 36628, 45785, 54942, 72540, 82413, 91570, 109884, 119041, 137355, 164826, 183140, 238082, 274710, 283867, 329652, 357123, 412065, 476164, 549420, 567734, 595205, 714246, 824130, 851601, 1071369, 1135468, 1190410, 1419335, 1428492, 1648260, 1703202, 1785615, 2142738, 2380820, 2554803, 2838670, 3406404, 3571230, 3690271, 4258005, 4285476, 5109606, 5356845, 5677340, 7142460, 7380542, 8516010, 10219212, 10713690, 11070813, 12774015, 14761084, 17032020, 18451355, 21427380, 22141626, 25548030, 33212439, 36902710, 44283252, 51096060, 55354065, 66424878, 73805420, 110708130, 132849756, 166062195, 221416260, 332124390, 664248780]

約数ペア:

[(1, 664248780), (2, 332124390), (3, 221416260), (4, 166062195), (5, 132849756), (6, 110708130), (9, 73805420), (10, 66424878), (12, 55354065), (13, 51096060), (15, 44283252), (18, 36902710), (20, 33212439), (26, 25548030), (30, 22141626), (31, 21427380), (36, 18451355), (39, 17032020), (45, 14761084), (52, 12774015), (60, 11070813), (62, 10713690), (65, 10219212), (78, 8516010), (90, 7380542), (93, 7142460), (117, 5677340), (124, 5356845), (130, 5109606), (155, 4285476), (156, 4258005), (180, 3690271), (186, 3571230), (195, 3406404), (234, 2838670), (260, 2554803), (279, 2380820), (310, 2142738), (372, 1785615), (390, 1703202), (403, 1648260), (465, 1428492), (468, 1419335), (558, 1190410), (585, 1135468), (620, 1071369), (780, 851601), (806, 824130), (930, 714246), (1116, 595205), (1170, 567734), (1209, 549420), (1395, 476164), (1612, 412065), (1860, 357123), (2015, 329652), (2340, 283867), (2418, 274710), (2790, 238082), (3627, 183140), (4030, 164826), (4836, 137355), (5580, 119041), (6045, 109884), (7254, 91570), (8060, 82413), (9157, 72540), (12090, 54942), (14508, 45785), (18135, 36628), (18314, 36270), (24180, 27471)]