2509740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 7757568

約数和(自身を除く): 5247828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 191, 219, 292, 365, 382, 438, 573, 657, 730, 764, 876, 955, 1095, 1146, 1314, 1460, 1719, 1910, 2190, 2292, 2628, 2865, 3285, 3438, 3820, 4380, 5730, 6570, 6876, 8595, 11460, 13140, 13943, 17190, 27886, 34380, 41829, 55772, 69715, 83658, 125487, 139430, 167316, 209145, 250974, 278860, 418290, 501948, 627435, 836580, 1254870, 2509740]

約数ペア:

[(1, 2509740), (2, 1254870), (3, 836580), (4, 627435), (5, 501948), (6, 418290), (9, 278860), (10, 250974), (12, 209145), (15, 167316), (18, 139430), (20, 125487), (30, 83658), (36, 69715), (45, 55772), (60, 41829), (73, 34380), (90, 27886), (146, 17190), (180, 13943), (191, 13140), (219, 11460), (292, 8595), (365, 6876), (382, 6570), (438, 5730), (573, 4380), (657, 3820), (730, 3438), (764, 3285), (876, 2865), (955, 2628), (1095, 2292), (1146, 2190), (1314, 1910), (1460, 1719)]