15139620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 46246200

約数和(自身を除く): 31106580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 349, 482, 698, 723, 964, 1047, 1205, 1396, 1446, 1745, 2094, 2169, 2410, 2892, 3141, 3490, 3615, 4188, 4338, 4820, 5235, 6282, 6980, 7230, 8676, 10470, 10845, 12564, 14460, 15705, 20940, 21690, 31410, 43380, 62820, 84109, 168218, 252327, 336436, 420545, 504654, 756981, 841090, 1009308, 1261635, 1513962, 1682180, 2523270, 3027924, 3784905, 5046540, 7569810, 15139620]

約数ペア:

[(1, 15139620), (2, 7569810), (3, 5046540), (4, 3784905), (5, 3027924), (6, 2523270), (9, 1682180), (10, 1513962), (12, 1261635), (15, 1009308), (18, 841090), (20, 756981), (30, 504654), (36, 420545), (45, 336436), (60, 252327), (90, 168218), (180, 84109), (241, 62820), (349, 43380), (482, 31410), (698, 21690), (723, 20940), (964, 15705), (1047, 14460), (1205, 12564), (1396, 10845), (1446, 10470), (1745, 8676), (2094, 7230), (2169, 6980), (2410, 6282), (2892, 5235), (3141, 4820), (3490, 4338), (3615, 4188)]