87420840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56039}}^1$

素因数の和:56066

約数の個数: 64

約数和(自身を含む): 282441600

約数和(自身を除く): 195020760

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, 56039, 112078, 168117, 224156, 280195, 336234, 448312, 560390, 672468, 728507, 840585, 1120780, 1344936, 1457014, 1681170, 2185521, 2241560, 2914028, 3362340, 3642535, 4371042, 5828056, 6724680, 7285070, 8742084, 10927605, 14570140, 17484168, 21855210, 29140280, 43710420, 87420840]

約数ペア:

[(1, 87420840), (2, 43710420), (3, 29140280), (4, 21855210), (5, 17484168), (6, 14570140), (8, 10927605), (10, 8742084), (12, 7285070), (13, 6724680), (15, 5828056), (20, 4371042), (24, 3642535), (26, 3362340), (30, 2914028), (39, 2241560), (40, 2185521), (52, 1681170), (60, 1457014), (65, 1344936), (78, 1120780), (104, 840585), (120, 728507), (130, 672468), (156, 560390), (195, 448312), (260, 336234), (312, 280195), (390, 224156), (520, 168117), (780, 112078), (1560, 56039)]