1680908580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{718337}}^1$

素因数の和:718365

約数の個数: 72

約数和(自身を含む): 5490975672

約数和(自身を除く): 3810067092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 718337, 1436674, 2155011, 2873348, 3591685, 4310022, 6465033, 7183370, 8620044, 9338381, 10775055, 12930066, 14366740, 18676762, 21550110, 25860132, 28015143, 32325165, 37353524, 43100220, 46691905, 56030286, 64650330, 84045429, 93383810, 112060572, 129300660, 140075715, 168090858, 186767620, 280151430, 336181716, 420227145, 560302860, 840454290, 1680908580]

約数ペア:

[(1, 1680908580), (2, 840454290), (3, 560302860), (4, 420227145), (5, 336181716), (6, 280151430), (9, 186767620), (10, 168090858), (12, 140075715), (13, 129300660), (15, 112060572), (18, 93383810), (20, 84045429), (26, 64650330), (30, 56030286), (36, 46691905), (39, 43100220), (45, 37353524), (52, 32325165), (60, 28015143), (65, 25860132), (78, 21550110), (90, 18676762), (117, 14366740), (130, 12930066), (156, 10775055), (180, 9338381), (195, 8620044), (234, 7183370), (260, 6465033), (390, 4310022), (468, 3591685), (585, 2873348), (780, 2155011), (1170, 1436674), (2340, 718337)]