397872240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1657801}}^1$

素因数の和:1657817

約数の個数: 40

約数和(自身を含む): 1233404688

約数和(自身を除く): 835532448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1657801, 3315602, 4973403, 6631204, 8289005, 9946806, 13262408, 16578010, 19893612, 24867015, 26524816, 33156020, 39787224, 49734030, 66312040, 79574448, 99468060, 132624080, 198936120, 397872240]

約数ペア:

[(1, 397872240), (2, 198936120), (3, 132624080), (4, 99468060), (5, 79574448), (6, 66312040), (8, 49734030), (10, 39787224), (12, 33156020), (15, 26524816), (16, 24867015), (20, 19893612), (24, 16578010), (30, 13262408), (40, 9946806), (48, 8289005), (60, 6631204), (80, 4973403), (120, 3315602), (240, 1657801)]