690585160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{1213}}^1$

素因数の和:1598

約数の個数: 64

約数和(自身を含む): 1596070080

約数和(自身を除く): 905484920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 331, 344, 430, 662, 860, 1213, 1324, 1655, 1720, 2426, 2648, 3310, 4852, 6065, 6620, 9704, 12130, 13240, 14233, 24260, 28466, 48520, 52159, 56932, 71165, 104318, 113864, 142330, 208636, 260795, 284660, 401503, 417272, 521590, 569320, 803006, 1043180, 1606012, 2007515, 2086360, 3212024, 4015030, 8030060, 16060120, 17264629, 34529258, 69058516, 86323145, 138117032, 172646290, 345292580, 690585160]

約数ペア:

[(1, 690585160), (2, 345292580), (4, 172646290), (5, 138117032), (8, 86323145), (10, 69058516), (20, 34529258), (40, 17264629), (43, 16060120), (86, 8030060), (172, 4015030), (215, 3212024), (331, 2086360), (344, 2007515), (430, 1606012), (662, 1043180), (860, 803006), (1213, 569320), (1324, 521590), (1655, 417272), (1720, 401503), (2426, 284660), (2648, 260795), (3310, 208636), (4852, 142330), (6065, 113864), (6620, 104318), (9704, 71165), (12130, 56932), (13240, 52159), (14233, 48520), (24260, 28466)]