66406440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{877}}^1$

素因数の和:1522

約数の個数: 64

約数和(自身を含む): 199762560

約数和(自身を除く): 133356120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 631, 877, 1262, 1754, 1893, 2524, 2631, 3155, 3508, 3786, 4385, 5048, 5262, 6310, 7016, 7572, 8770, 9465, 10524, 12620, 13155, 15144, 17540, 18930, 21048, 25240, 26310, 35080, 37860, 52620, 75720, 105240, 553387, 1106774, 1660161, 2213548, 2766935, 3320322, 4427096, 5533870, 6640644, 8300805, 11067740, 13281288, 16601610, 22135480, 33203220, 66406440]

約数ペア:

[(1, 66406440), (2, 33203220), (3, 22135480), (4, 16601610), (5, 13281288), (6, 11067740), (8, 8300805), (10, 6640644), (12, 5533870), (15, 4427096), (20, 3320322), (24, 2766935), (30, 2213548), (40, 1660161), (60, 1106774), (120, 553387), (631, 105240), (877, 75720), (1262, 52620), (1754, 37860), (1893, 35080), (2524, 26310), (2631, 25240), (3155, 21048), (3508, 18930), (3786, 17540), (4385, 15144), (5048, 13155), (5262, 12620), (6310, 10524), (7016, 9465), (7572, 8770)]