66481740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28411}}^1$

素因数の和:28439

約数の個数: 72

約数和(自身を含む): 217181328

約数和(自身を除く): 150699588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 28411, 56822, 85233, 113644, 142055, 170466, 255699, 284110, 340932, 369343, 426165, 511398, 568220, 738686, 852330, 1022796, 1108029, 1278495, 1477372, 1704660, 1846715, 2216058, 2556990, 3324087, 3693430, 4432116, 5113980, 5540145, 6648174, 7386860, 11080290, 13296348, 16620435, 22160580, 33240870, 66481740]

約数ペア:

[(1, 66481740), (2, 33240870), (3, 22160580), (4, 16620435), (5, 13296348), (6, 11080290), (9, 7386860), (10, 6648174), (12, 5540145), (13, 5113980), (15, 4432116), (18, 3693430), (20, 3324087), (26, 2556990), (30, 2216058), (36, 1846715), (39, 1704660), (45, 1477372), (52, 1278495), (60, 1108029), (65, 1022796), (78, 852330), (90, 738686), (117, 568220), (130, 511398), (156, 426165), (180, 369343), (195, 340932), (234, 284110), (260, 255699), (390, 170466), (468, 142055), (585, 113644), (780, 85233), (1170, 56822), (2340, 28411)]