257045160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2142043}}^1$

素因数の和:2142057

約数の個数: 32

約数和(自身を含む): 771135840

約数和(自身を除く): 514090680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2142043, 4284086, 6426129, 8568172, 10710215, 12852258, 17136344, 21420430, 25704516, 32130645, 42840860, 51409032, 64261290, 85681720, 128522580, 257045160]

約数ペア:

[(1, 257045160), (2, 128522580), (3, 85681720), (4, 64261290), (5, 51409032), (6, 42840860), (8, 32130645), (10, 25704516), (12, 21420430), (15, 17136344), (20, 12852258), (24, 10710215), (30, 8568172), (40, 6426129), (60, 4284086), (120, 2142043)]