287373320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3709}}^1$

素因数の和:3882

約数の個数: 64

約数和(自身を含む): 701190000

約数和(自身を除く): 413816680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 149, 260, 298, 520, 596, 745, 1192, 1490, 1937, 2980, 3709, 3874, 5960, 7418, 7748, 9685, 14836, 15496, 18545, 19370, 29672, 37090, 38740, 48217, 74180, 77480, 96434, 148360, 192868, 241085, 385736, 482170, 552641, 964340, 1105282, 1928680, 2210564, 2763205, 4421128, 5526410, 7184333, 11052820, 14368666, 22105640, 28737332, 35921665, 57474664, 71843330, 143686660, 287373320]

約数ペア:

[(1, 287373320), (2, 143686660), (4, 71843330), (5, 57474664), (8, 35921665), (10, 28737332), (13, 22105640), (20, 14368666), (26, 11052820), (40, 7184333), (52, 5526410), (65, 4421128), (104, 2763205), (130, 2210564), (149, 1928680), (260, 1105282), (298, 964340), (520, 552641), (596, 482170), (745, 385736), (1192, 241085), (1490, 192868), (1937, 148360), (2980, 96434), (3709, 77480), (3874, 74180), (5960, 48217), (7418, 38740), (7748, 37090), (9685, 29672), (14836, 19370), (15496, 18545)]