66993660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1669}}^1$

素因数の和:1907

約数の個数: 72

約数和(自身を含む): 204247680

約数和(自身を除く): 137254020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 1669, 2007, 2230, 2676, 3338, 3345, 4014, 4460, 5007, 6676, 6690, 8028, 8345, 10014, 10035, 13380, 15021, 16690, 20028, 20070, 25035, 30042, 33380, 40140, 50070, 60084, 75105, 100140, 150210, 300420, 372187, 744374, 1116561, 1488748, 1860935, 2233122, 3349683, 3721870, 4466244, 5582805, 6699366, 7443740, 11165610, 13398732, 16748415, 22331220, 33496830, 66993660]

約数ペア:

[(1, 66993660), (2, 33496830), (3, 22331220), (4, 16748415), (5, 13398732), (6, 11165610), (9, 7443740), (10, 6699366), (12, 5582805), (15, 4466244), (18, 3721870), (20, 3349683), (30, 2233122), (36, 1860935), (45, 1488748), (60, 1116561), (90, 744374), (180, 372187), (223, 300420), (446, 150210), (669, 100140), (892, 75105), (1115, 60084), (1338, 50070), (1669, 40140), (2007, 33380), (2230, 30042), (2676, 25035), (3338, 20070), (3345, 20028), (4014, 16690), (4460, 15021), (5007, 13380), (6676, 10035), (6690, 10014), (8028, 8345)]