13317720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8537}}^1$

素因数の和:8564

約数の個数: 64

約数和(自身を含む): 43031520

約数和(自身を除く): 29713800

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, 8537, 17074, 25611, 34148, 42685, 51222, 68296, 85370, 102444, 110981, 128055, 170740, 204888, 221962, 256110, 332943, 341480, 443924, 512220, 554905, 665886, 887848, 1024440, 1109810, 1331772, 1664715, 2219620, 2663544, 3329430, 4439240, 6658860, 13317720]

約数ペア:

[(1, 13317720), (2, 6658860), (3, 4439240), (4, 3329430), (5, 2663544), (6, 2219620), (8, 1664715), (10, 1331772), (12, 1109810), (13, 1024440), (15, 887848), (20, 665886), (24, 554905), (26, 512220), (30, 443924), (39, 341480), (40, 332943), (52, 256110), (60, 221962), (65, 204888), (78, 170740), (104, 128055), (120, 110981), (130, 102444), (156, 85370), (195, 68296), (260, 51222), (312, 42685), (390, 34148), (520, 25611), (780, 17074), (1560, 8537)]