280711116

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{371311}}^1$

素因数の和:371331

約数の個数: 48

約数和(自身を含む): 831738880

約数和(自身を除く): 551027764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 371311, 742622, 1113933, 1485244, 2227866, 2599177, 3341799, 4455732, 5198354, 6683598, 7797531, 10025397, 10396708, 13367196, 15595062, 20050794, 23392593, 31190124, 40101588, 46785186, 70177779, 93570372, 140355558, 280711116]

約数ペア:

[(1, 280711116), (2, 140355558), (3, 93570372), (4, 70177779), (6, 46785186), (7, 40101588), (9, 31190124), (12, 23392593), (14, 20050794), (18, 15595062), (21, 13367196), (27, 10396708), (28, 10025397), (36, 7797531), (42, 6683598), (54, 5198354), (63, 4455732), (84, 3341799), (108, 2599177), (126, 2227866), (189, 1485244), (252, 1113933), (378, 742622), (756, 371311)]