807795240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{961661}}^1$

素因数の和:961682

約数の個数: 64

約数和(自身を含む): 2769586560

約数和(自身を除く): 1961791320

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, 961661, 1923322, 2884983, 3846644, 4808305, 5769966, 6731627, 7693288, 9616610, 11539932, 13463254, 14424915, 19233220, 20194881, 23079864, 26926508, 28849830, 33658135, 38466440, 40389762, 53853016, 57699660, 67316270, 80779524, 100974405, 115399320, 134632540, 161559048, 201948810, 269265080, 403897620, 807795240]

約数ペア:

[(1, 807795240), (2, 403897620), (3, 269265080), (4, 201948810), (5, 161559048), (6, 134632540), (7, 115399320), (8, 100974405), (10, 80779524), (12, 67316270), (14, 57699660), (15, 53853016), (20, 40389762), (21, 38466440), (24, 33658135), (28, 28849830), (30, 26926508), (35, 23079864), (40, 20194881), (42, 19233220), (56, 14424915), (60, 13463254), (70, 11539932), (84, 9616610), (105, 7693288), (120, 6731627), (140, 5769966), (168, 4808305), (210, 3846644), (280, 2884983), (420, 1923322), (840, 961661)]