180664020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{111521}}^1$

素因数の和:111542

約数の個数: 60

約数和(自身を含む): 566754804

約数和(自身を除く): 386090784

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 111521, 223042, 334563, 446084, 557605, 669126, 1003689, 1115210, 1338252, 1672815, 2007378, 2230420, 3011067, 3345630, 4014756, 5018445, 6022134, 6691260, 9033201, 10036890, 12044268, 15055335, 18066402, 20073780, 30110670, 36132804, 45166005, 60221340, 90332010, 180664020]

約数ペア:

[(1, 180664020), (2, 90332010), (3, 60221340), (4, 45166005), (5, 36132804), (6, 30110670), (9, 20073780), (10, 18066402), (12, 15055335), (15, 12044268), (18, 10036890), (20, 9033201), (27, 6691260), (30, 6022134), (36, 5018445), (45, 4014756), (54, 3345630), (60, 3011067), (81, 2230420), (90, 2007378), (108, 1672815), (135, 1338252), (162, 1115210), (180, 1003689), (270, 669126), (324, 557605), (405, 446084), (540, 334563), (810, 223042), (1620, 111521)]