71555960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3079}}^1$

素因数の和:3180

約数の個数: 64

約数和(自身を含む): 186278400

約数和(自身を除く): 114722440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1660, 2324, 2905, 3079, 3320, 4648, 5810, 6158, 11620, 12316, 15395, 21553, 23240, 24632, 30790, 43106, 61580, 86212, 107765, 123160, 172424, 215530, 255557, 431060, 511114, 862120, 1022228, 1277785, 1788899, 2044456, 2555570, 3577798, 5111140, 7155596, 8944495, 10222280, 14311192, 17888990, 35777980, 71555960]

約数ペア:

[(1, 71555960), (2, 35777980), (4, 17888990), (5, 14311192), (7, 10222280), (8, 8944495), (10, 7155596), (14, 5111140), (20, 3577798), (28, 2555570), (35, 2044456), (40, 1788899), (56, 1277785), (70, 1022228), (83, 862120), (140, 511114), (166, 431060), (280, 255557), (332, 215530), (415, 172424), (581, 123160), (664, 107765), (830, 86212), (1162, 61580), (1660, 43106), (2324, 30790), (2905, 24632), (3079, 23240), (3320, 21553), (4648, 15395), (5810, 12316), (6158, 11620)]