78578028

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2207}}^1$

素因数の和:2283

約数の個数: 72

約数和(自身を含む): 212179968

約数和(自身を除く): 133601940

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 43, 46, 69, 86, 92, 129, 138, 172, 207, 258, 276, 387, 414, 516, 774, 828, 989, 1548, 1978, 2207, 2967, 3956, 4414, 5934, 6621, 8828, 8901, 11868, 13242, 17802, 19863, 26484, 35604, 39726, 50761, 79452, 94901, 101522, 152283, 189802, 203044, 284703, 304566, 379604, 456849, 569406, 609132, 854109, 913698, 1138812, 1708218, 1827396, 2182723, 3416436, 4365446, 6548169, 8730892, 13096338, 19644507, 26192676, 39289014, 78578028]

約数ペア:

[(1, 78578028), (2, 39289014), (3, 26192676), (4, 19644507), (6, 13096338), (9, 8730892), (12, 6548169), (18, 4365446), (23, 3416436), (36, 2182723), (43, 1827396), (46, 1708218), (69, 1138812), (86, 913698), (92, 854109), (129, 609132), (138, 569406), (172, 456849), (207, 379604), (258, 304566), (276, 284703), (387, 203044), (414, 189802), (516, 152283), (774, 101522), (828, 94901), (989, 79452), (1548, 50761), (1978, 39726), (2207, 35604), (2967, 26484), (3956, 19863), (4414, 17802), (5934, 13242), (6621, 11868), (8828, 8901)]