239884020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{57943}}^1$

素因数の和:57981

約数の個数: 72

約数和(自身を含む): 759298176

約数和(自身を除く): 519414156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 57943, 115886, 173829, 231772, 289715, 347658, 521487, 579430, 695316, 869145, 1042974, 1158860, 1332689, 1738290, 2085948, 2607435, 2665378, 3476580, 3998067, 5214870, 5330756, 6663445, 7996134, 10429740, 11994201, 13326890, 15992268, 19990335, 23988402, 26653780, 39980670, 47976804, 59971005, 79961340, 119942010, 239884020]

約数ペア:

[(1, 239884020), (2, 119942010), (3, 79961340), (4, 59971005), (5, 47976804), (6, 39980670), (9, 26653780), (10, 23988402), (12, 19990335), (15, 15992268), (18, 13326890), (20, 11994201), (23, 10429740), (30, 7996134), (36, 6663445), (45, 5330756), (46, 5214870), (60, 3998067), (69, 3476580), (90, 2665378), (92, 2607435), (115, 2085948), (138, 1738290), (180, 1332689), (207, 1158860), (230, 1042974), (276, 869145), (345, 695316), (414, 579430), (460, 521487), (690, 347658), (828, 289715), (1035, 231772), (1380, 173829), (2070, 115886), (4140, 57943)]