15027880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 38983680

約数和(自身を除く): 23955800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 281, 382, 562, 764, 955, 1124, 1337, 1405, 1528, 1910, 1967, 2248, 2674, 2810, 3820, 3934, 5348, 5620, 6685, 7640, 7868, 9835, 10696, 11240, 13370, 15736, 19670, 26740, 39340, 53480, 53671, 78680, 107342, 214684, 268355, 375697, 429368, 536710, 751394, 1073420, 1502788, 1878485, 2146840, 3005576, 3756970, 7513940, 15027880]

約数ペア:

[(1, 15027880), (2, 7513940), (4, 3756970), (5, 3005576), (7, 2146840), (8, 1878485), (10, 1502788), (14, 1073420), (20, 751394), (28, 536710), (35, 429368), (40, 375697), (56, 268355), (70, 214684), (140, 107342), (191, 78680), (280, 53671), (281, 53480), (382, 39340), (562, 26740), (764, 19670), (955, 15736), (1124, 13370), (1337, 11240), (1405, 10696), (1528, 9835), (1910, 7868), (1967, 7640), (2248, 6685), (2674, 5620), (2810, 5348), (3820, 3934)]