275881860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21587}}^1$

素因数の和:21673

約数の個数: 72

約数和(自身を含む): 848667456

約数和(自身を除く): 572785596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 21587, 43174, 64761, 86348, 107935, 129522, 194283, 215870, 259044, 323805, 388566, 431740, 647610, 777132, 971415, 1295220, 1532677, 1942830, 3065354, 3885660, 4598031, 6130708, 7663385, 9196062, 13794093, 15326770, 18392124, 22990155, 27588186, 30653540, 45980310, 55176372, 68970465, 91960620, 137940930, 275881860]

約数ペア:

[(1, 275881860), (2, 137940930), (3, 91960620), (4, 68970465), (5, 55176372), (6, 45980310), (9, 30653540), (10, 27588186), (12, 22990155), (15, 18392124), (18, 15326770), (20, 13794093), (30, 9196062), (36, 7663385), (45, 6130708), (60, 4598031), (71, 3885660), (90, 3065354), (142, 1942830), (180, 1532677), (213, 1295220), (284, 971415), (355, 777132), (426, 647610), (639, 431740), (710, 388566), (852, 323805), (1065, 259044), (1278, 215870), (1420, 194283), (2130, 129522), (2556, 107935), (3195, 86348), (4260, 64761), (6390, 43174), (12780, 21587)]