156489080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20921}}^1$

素因数の和:20960

約数の個数: 64

約数和(自身を含む): 406723680

約数和(自身を除く): 250234600

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 20921, 41842, 83684, 104605, 167368, 209210, 230131, 355657, 418420, 460262, 711314, 836840, 920524, 1150655, 1422628, 1778285, 1841048, 2301310, 2845256, 3556570, 3912227, 4602620, 7113140, 7824454, 9205240, 14226280, 15648908, 19561135, 31297816, 39122270, 78244540, 156489080]

約数ペア:

[(1, 156489080), (2, 78244540), (4, 39122270), (5, 31297816), (8, 19561135), (10, 15648908), (11, 14226280), (17, 9205240), (20, 7824454), (22, 7113140), (34, 4602620), (40, 3912227), (44, 3556570), (55, 2845256), (68, 2301310), (85, 1841048), (88, 1778285), (110, 1422628), (136, 1150655), (170, 920524), (187, 836840), (220, 711314), (340, 460262), (374, 418420), (440, 355657), (680, 230131), (748, 209210), (935, 167368), (1496, 104605), (1870, 83684), (3740, 41842), (7480, 20921)]