31816620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16069}}^1$

素因数の和:16095

約数の個数: 72

約数和(自身を含む): 105290640

約数和(自身を除く): 73474020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 16069, 32138, 48207, 64276, 80345, 96414, 144621, 160690, 176759, 192828, 241035, 289242, 321380, 353518, 482070, 530277, 578484, 707036, 723105, 883795, 964140, 1060554, 1446210, 1590831, 1767590, 2121108, 2651385, 2892420, 3181662, 3535180, 5302770, 6363324, 7954155, 10605540, 15908310, 31816620]

約数ペア:

[(1, 31816620), (2, 15908310), (3, 10605540), (4, 7954155), (5, 6363324), (6, 5302770), (9, 3535180), (10, 3181662), (11, 2892420), (12, 2651385), (15, 2121108), (18, 1767590), (20, 1590831), (22, 1446210), (30, 1060554), (33, 964140), (36, 883795), (44, 723105), (45, 707036), (55, 578484), (60, 530277), (66, 482070), (90, 353518), (99, 321380), (110, 289242), (132, 241035), (165, 192828), (180, 176759), (198, 160690), (220, 144621), (330, 96414), (396, 80345), (495, 64276), (660, 48207), (990, 32138), (1980, 16069)]