210513520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2251}}^1$

素因数の和:2438

約数の個数: 80

約数和(自身を含む): 562963968

約数和(自身を除く): 352450448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 2251, 2338, 2672, 3340, 4502, 4676, 5845, 6680, 9004, 9352, 11255, 11690, 13360, 15757, 18008, 18704, 22510, 23380, 31514, 36016, 45020, 46760, 63028, 78785, 90040, 93520, 126056, 157570, 180080, 252112, 315140, 375917, 630280, 751834, 1260560, 1503668, 1879585, 2631419, 3007336, 3759170, 5262838, 6014672, 7518340, 10525676, 13157095, 15036680, 21051352, 26314190, 30073360, 42102704, 52628380, 105256760, 210513520]

約数ペア:

[(1, 210513520), (2, 105256760), (4, 52628380), (5, 42102704), (7, 30073360), (8, 26314190), (10, 21051352), (14, 15036680), (16, 13157095), (20, 10525676), (28, 7518340), (35, 6014672), (40, 5262838), (56, 3759170), (70, 3007336), (80, 2631419), (112, 1879585), (140, 1503668), (167, 1260560), (280, 751834), (334, 630280), (560, 375917), (668, 315140), (835, 252112), (1169, 180080), (1336, 157570), (1670, 126056), (2251, 93520), (2338, 90040), (2672, 78785), (3340, 63028), (4502, 46760), (4676, 45020), (5845, 36016), (6680, 31514), (9004, 23380), (9352, 22510), (11255, 18704), (11690, 18008), (13360, 15757)]