257646132

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1009}}^1$

素因数の和:1233

約数の個数: 72

約数和(自身を含む): 671678280

約数和(自身を除く): 414032148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 173, 246, 346, 369, 492, 519, 692, 738, 1009, 1038, 1476, 1557, 2018, 2076, 3027, 3114, 4036, 6054, 6228, 7093, 9081, 12108, 14186, 18162, 21279, 28372, 36324, 41369, 42558, 63837, 82738, 85116, 124107, 127674, 165476, 174557, 248214, 255348, 349114, 372321, 496428, 523671, 698228, 744642, 1047342, 1489284, 1571013, 2094684, 3142026, 6284052, 7156837, 14313674, 21470511, 28627348, 42941022, 64411533, 85882044, 128823066, 257646132]

約数ペア:

[(1, 257646132), (2, 128823066), (3, 85882044), (4, 64411533), (6, 42941022), (9, 28627348), (12, 21470511), (18, 14313674), (36, 7156837), (41, 6284052), (82, 3142026), (123, 2094684), (164, 1571013), (173, 1489284), (246, 1047342), (346, 744642), (369, 698228), (492, 523671), (519, 496428), (692, 372321), (738, 349114), (1009, 255348), (1038, 248214), (1476, 174557), (1557, 165476), (2018, 127674), (2076, 124107), (3027, 85116), (3114, 82738), (4036, 63837), (6054, 42558), (6228, 41369), (7093, 36324), (9081, 28372), (12108, 21279), (14186, 18162)]