275907280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18443}}^1$

素因数の和:18484

約数の個数: 80

約数和(自身を含む): 741006144

約数和(自身を除く): 465098864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14960, 18443, 36886, 73772, 92215, 147544, 184430, 202873, 295088, 313531, 368860, 405746, 627062, 737720, 811492, 1014365, 1254124, 1475440, 1567655, 1622984, 2028730, 2508248, 3135310, 3245968, 3448841, 4057460, 5016496, 6270620, 6897682, 8114920, 12541240, 13795364, 16229840, 17244205, 25082480, 27590728, 34488410, 55181456, 68976820, 137953640, 275907280]

約数ペア:

[(1, 275907280), (2, 137953640), (4, 68976820), (5, 55181456), (8, 34488410), (10, 27590728), (11, 25082480), (16, 17244205), (17, 16229840), (20, 13795364), (22, 12541240), (34, 8114920), (40, 6897682), (44, 6270620), (55, 5016496), (68, 4057460), (80, 3448841), (85, 3245968), (88, 3135310), (110, 2508248), (136, 2028730), (170, 1622984), (176, 1567655), (187, 1475440), (220, 1254124), (272, 1014365), (340, 811492), (374, 737720), (440, 627062), (680, 405746), (748, 368860), (880, 313531), (935, 295088), (1360, 202873), (1496, 184430), (1870, 147544), (2992, 92215), (3740, 73772), (7480, 36886), (14960, 18443)]