1281224280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1525267}}^1$

素因数の和:1525288

約数の個数: 64

約数和(自身を含む): 4392771840

約数和(自身を除く): 3111547560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1525267, 3050534, 4575801, 6101068, 7626335, 9151602, 10676869, 12202136, 15252670, 18303204, 21353738, 22879005, 30505340, 32030607, 36606408, 42707476, 45758010, 53384345, 61010680, 64061214, 85414952, 91516020, 106768690, 128122428, 160153035, 183032040, 213537380, 256244856, 320306070, 427074760, 640612140, 1281224280]

約数ペア:

[(1, 1281224280), (2, 640612140), (3, 427074760), (4, 320306070), (5, 256244856), (6, 213537380), (7, 183032040), (8, 160153035), (10, 128122428), (12, 106768690), (14, 91516020), (15, 85414952), (20, 64061214), (21, 61010680), (24, 53384345), (28, 45758010), (30, 42707476), (35, 36606408), (40, 32030607), (42, 30505340), (56, 22879005), (60, 21353738), (70, 18303204), (84, 15252670), (105, 12202136), (120, 10676869), (140, 9151602), (168, 7626335), (210, 6101068), (280, 4575801), (420, 3050534), (840, 1525267)]