507919620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{651179}}^1$

素因数の和:651204

約数の個数: 48

約数和(自身を含む): 1531575360

約数和(自身を除く): 1023655740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 651179, 1302358, 1953537, 2604716, 3255895, 3907074, 6511790, 7814148, 8465327, 9767685, 13023580, 16930654, 19535370, 25395981, 33861308, 39070740, 42326635, 50791962, 84653270, 101583924, 126979905, 169306540, 253959810, 507919620]

約数ペア:

[(1, 507919620), (2, 253959810), (3, 169306540), (4, 126979905), (5, 101583924), (6, 84653270), (10, 50791962), (12, 42326635), (13, 39070740), (15, 33861308), (20, 25395981), (26, 19535370), (30, 16930654), (39, 13023580), (52, 9767685), (60, 8465327), (65, 7814148), (78, 6511790), (130, 3907074), (156, 3255895), (195, 2604716), (260, 1953537), (390, 1302358), (780, 651179)]