280359912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{12739}}^1$

素因数の和:12886

約数の個数: 64

約数和(自身を含む): 807206400

約数和(自身を除く): 526846488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 131, 168, 262, 393, 524, 786, 917, 1048, 1572, 1834, 2751, 3144, 3668, 5502, 7336, 11004, 12739, 22008, 25478, 38217, 50956, 76434, 89173, 101912, 152868, 178346, 267519, 305736, 356692, 535038, 713384, 1070076, 1668809, 2140152, 3337618, 5006427, 6675236, 10012854, 11681663, 13350472, 20025708, 23363326, 35044989, 40051416, 46726652, 70089978, 93453304, 140179956, 280359912]

約数ペア:

[(1, 280359912), (2, 140179956), (3, 93453304), (4, 70089978), (6, 46726652), (7, 40051416), (8, 35044989), (12, 23363326), (14, 20025708), (21, 13350472), (24, 11681663), (28, 10012854), (42, 6675236), (56, 5006427), (84, 3337618), (131, 2140152), (168, 1668809), (262, 1070076), (393, 713384), (524, 535038), (786, 356692), (917, 305736), (1048, 267519), (1572, 178346), (1834, 152868), (2751, 101912), (3144, 89173), (3668, 76434), (5502, 50956), (7336, 38217), (11004, 25478), (12739, 22008)]