31159740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2719}}^1$

素因数の和:2922

約数の個数: 48

約数和(自身を含む): 87736320

約数和(自身を除く): 56576580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 573, 764, 955, 1146, 1910, 2292, 2719, 2865, 3820, 5438, 5730, 8157, 10876, 11460, 13595, 16314, 27190, 32628, 40785, 54380, 81570, 163140, 519329, 1038658, 1557987, 2077316, 2596645, 3115974, 5193290, 6231948, 7789935, 10386580, 15579870, 31159740]

約数ペア:

[(1, 31159740), (2, 15579870), (3, 10386580), (4, 7789935), (5, 6231948), (6, 5193290), (10, 3115974), (12, 2596645), (15, 2077316), (20, 1557987), (30, 1038658), (60, 519329), (191, 163140), (382, 81570), (573, 54380), (764, 40785), (955, 32628), (1146, 27190), (1910, 16314), (2292, 13595), (2719, 11460), (2865, 10876), (3820, 8157), (5438, 5730)]