1229774520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{788317}}^1$

素因数の和:788344

約数の個数: 64

約数和(自身を含む): 3973122720

約数和(自身を除く): 2743348200

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, 260, 312, 390, 520, 780, 1560, 788317, 1576634, 2364951, 3153268, 3941585, 4729902, 6306536, 7883170, 9459804, 10248121, 11824755, 15766340, 18919608, 20496242, 23649510, 30744363, 31532680, 40992484, 47299020, 51240605, 61488726, 81984968, 94598040, 102481210, 122977452, 153721815, 204962420, 245954904, 307443630, 409924840, 614887260, 1229774520]

約数ペア:

[(1, 1229774520), (2, 614887260), (3, 409924840), (4, 307443630), (5, 245954904), (6, 204962420), (8, 153721815), (10, 122977452), (12, 102481210), (13, 94598040), (15, 81984968), (20, 61488726), (24, 51240605), (26, 47299020), (30, 40992484), (39, 31532680), (40, 30744363), (52, 23649510), (60, 20496242), (65, 18919608), (78, 15766340), (104, 11824755), (120, 10248121), (130, 9459804), (156, 7883170), (195, 6306536), (260, 4729902), (312, 3941585), (390, 3153268), (520, 2364951), (780, 1576634), (1560, 788317)]