138785820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{56417}}^1$

素因数の和:56470

約数の個数: 48

約数和(自身を含む): 398085408

約数和(自身を除く): 259299588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 56417, 112834, 169251, 225668, 282085, 338502, 564170, 677004, 846255, 1128340, 1692510, 2313097, 3385020, 4626194, 6939291, 9252388, 11565485, 13878582, 23130970, 27757164, 34696455, 46261940, 69392910, 138785820]

約数ペア:

[(1, 138785820), (2, 69392910), (3, 46261940), (4, 34696455), (5, 27757164), (6, 23130970), (10, 13878582), (12, 11565485), (15, 9252388), (20, 6939291), (30, 4626194), (41, 3385020), (60, 2313097), (82, 1692510), (123, 1128340), (164, 846255), (205, 677004), (246, 564170), (410, 338502), (492, 282085), (615, 225668), (820, 169251), (1230, 112834), (2460, 56417)]