289775080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{54469}}^1$

素因数の和:54506

約数の個数: 64

約数和(自身を含む): 784368000

約数和(自身を除く): 494592920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 54469, 108938, 217876, 272345, 381283, 435752, 544690, 762566, 1034911, 1089380, 1525132, 1906415, 2069822, 2178760, 3050264, 3812830, 4139644, 5174555, 7244377, 7625660, 8279288, 10349110, 14488754, 15251320, 20698220, 28977508, 36221885, 41396440, 57955016, 72443770, 144887540, 289775080]

約数ペア:

[(1, 289775080), (2, 144887540), (4, 72443770), (5, 57955016), (7, 41396440), (8, 36221885), (10, 28977508), (14, 20698220), (19, 15251320), (20, 14488754), (28, 10349110), (35, 8279288), (38, 7625660), (40, 7244377), (56, 5174555), (70, 4139644), (76, 3812830), (95, 3050264), (133, 2178760), (140, 2069822), (152, 1906415), (190, 1525132), (266, 1089380), (280, 1034911), (380, 762566), (532, 544690), (665, 435752), (760, 381283), (1064, 272345), (1330, 217876), (2660, 108938), (5320, 54469)]