15672228920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{15161}}^1$

素因数の和:15816

約数の個数: 64

約数和(自身を含む): 36144995040

約数和(自身を除く): 20472766120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 601, 860, 1202, 1720, 2404, 3005, 4808, 6010, 12020, 15161, 24040, 25843, 30322, 51686, 60644, 75805, 103372, 121288, 129215, 151610, 206744, 258430, 303220, 516860, 606440, 651923, 1033720, 1303846, 2607692, 3259615, 5215384, 6519230, 9111761, 13038460, 18223522, 26076920, 36447044, 45558805, 72894088, 91117610, 182235220, 364470440, 391805723, 783611446, 1567222892, 1959028615, 3134445784, 3918057230, 7836114460, 15672228920]

約数ペア:

[(1, 15672228920), (2, 7836114460), (4, 3918057230), (5, 3134445784), (8, 1959028615), (10, 1567222892), (20, 783611446), (40, 391805723), (43, 364470440), (86, 182235220), (172, 91117610), (215, 72894088), (344, 45558805), (430, 36447044), (601, 26076920), (860, 18223522), (1202, 13038460), (1720, 9111761), (2404, 6519230), (3005, 5215384), (4808, 3259615), (6010, 2607692), (12020, 1303846), (15161, 1033720), (24040, 651923), (25843, 606440), (30322, 516860), (51686, 303220), (60644, 258430), (75805, 206744), (103372, 151610), (121288, 129215)]