657307260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{117797}}^1$

素因数の和:117843

約数の個数: 72

約数和(自身を含む): 2058166656

約数和(自身を除く): 1400859396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 117797, 235594, 353391, 471188, 588985, 706782, 1060173, 1177970, 1413564, 1766955, 2120346, 2355940, 3533910, 3651707, 4240692, 5300865, 7067820, 7303414, 10601730, 10955121, 14606828, 18258535, 21203460, 21910242, 32865363, 36517070, 43820484, 54775605, 65730726, 73034140, 109551210, 131461452, 164326815, 219102420, 328653630, 657307260]

約数ペア:

[(1, 657307260), (2, 328653630), (3, 219102420), (4, 164326815), (5, 131461452), (6, 109551210), (9, 73034140), (10, 65730726), (12, 54775605), (15, 43820484), (18, 36517070), (20, 32865363), (30, 21910242), (31, 21203460), (36, 18258535), (45, 14606828), (60, 10955121), (62, 10601730), (90, 7303414), (93, 7067820), (124, 5300865), (155, 4240692), (180, 3651707), (186, 3533910), (279, 2355940), (310, 2120346), (372, 1766955), (465, 1413564), (558, 1177970), (620, 1060173), (930, 706782), (1116, 588985), (1395, 471188), (1860, 353391), (2790, 235594), (5580, 117797)]