31852620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{569}}^1$

素因数の和:895

約数の個数: 72

約数和(自身を含む): 97100640

約数和(自身を除く): 65248020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 569, 622, 933, 1138, 1244, 1555, 1707, 1866, 2276, 2799, 2845, 3110, 3414, 3732, 4665, 5121, 5598, 5690, 6220, 6828, 8535, 9330, 10242, 11196, 11380, 13995, 17070, 18660, 20484, 25605, 27990, 34140, 51210, 55980, 102420, 176959, 353918, 530877, 707836, 884795, 1061754, 1592631, 1769590, 2123508, 2654385, 3185262, 3539180, 5308770, 6370524, 7963155, 10617540, 15926310, 31852620]

約数ペア:

[(1, 31852620), (2, 15926310), (3, 10617540), (4, 7963155), (5, 6370524), (6, 5308770), (9, 3539180), (10, 3185262), (12, 2654385), (15, 2123508), (18, 1769590), (20, 1592631), (30, 1061754), (36, 884795), (45, 707836), (60, 530877), (90, 353918), (180, 176959), (311, 102420), (569, 55980), (622, 51210), (933, 34140), (1138, 27990), (1244, 25605), (1555, 20484), (1707, 18660), (1866, 17070), (2276, 13995), (2799, 11380), (2845, 11196), (3110, 10242), (3414, 9330), (3732, 8535), (4665, 6828), (5121, 6220), (5598, 5690)]