213531960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{877}}^1\times {\mathrm{2029}}^1$

素因数の和:2920

約数の個数: 64

約数和(自身を含む): 641642400

約数和(自身を除く): 428110440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 877, 1754, 2029, 2631, 3508, 4058, 4385, 5262, 6087, 7016, 8116, 8770, 10145, 10524, 12174, 13155, 16232, 17540, 20290, 21048, 24348, 26310, 30435, 35080, 40580, 48696, 52620, 60870, 81160, 105240, 121740, 243480, 1779433, 3558866, 5338299, 7117732, 8897165, 10676598, 14235464, 17794330, 21353196, 26691495, 35588660, 42706392, 53382990, 71177320, 106765980, 213531960]

約数ペア:

[(1, 213531960), (2, 106765980), (3, 71177320), (4, 53382990), (5, 42706392), (6, 35588660), (8, 26691495), (10, 21353196), (12, 17794330), (15, 14235464), (20, 10676598), (24, 8897165), (30, 7117732), (40, 5338299), (60, 3558866), (120, 1779433), (877, 243480), (1754, 121740), (2029, 105240), (2631, 81160), (3508, 60870), (4058, 52620), (4385, 48696), (5262, 40580), (6087, 35080), (7016, 30435), (8116, 26310), (8770, 24348), (10145, 21048), (10524, 20290), (12174, 17540), (13155, 16232)]