64771740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32713}}^1$

素因数の和:32739

約数の個数: 72

約数和(自身を含む): 214342128

約数和(自身を除く): 149570388

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, 32713, 65426, 98139, 130852, 163565, 196278, 294417, 327130, 359843, 392556, 490695, 588834, 654260, 719686, 981390, 1079529, 1177668, 1439372, 1472085, 1799215, 1962780, 2159058, 2944170, 3238587, 3598430, 4318116, 5397645, 5888340, 6477174, 7196860, 10795290, 12954348, 16192935, 21590580, 32385870, 64771740]

約数ペア:

[(1, 64771740), (2, 32385870), (3, 21590580), (4, 16192935), (5, 12954348), (6, 10795290), (9, 7196860), (10, 6477174), (11, 5888340), (12, 5397645), (15, 4318116), (18, 3598430), (20, 3238587), (22, 2944170), (30, 2159058), (33, 1962780), (36, 1799215), (44, 1472085), (45, 1439372), (55, 1177668), (60, 1079529), (66, 981390), (90, 719686), (99, 654260), (110, 588834), (132, 490695), (165, 392556), (180, 359843), (198, 327130), (220, 294417), (330, 196278), (396, 163565), (495, 130852), (660, 98139), (990, 65426), (1980, 32713)]