154827640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11351}}^1$

素因数の和:11404

約数の個数: 64

約数和(自身を含む): 392325120

約数和(自身を除く): 237497480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 11351, 13640, 22702, 45404, 56755, 90808, 113510, 124861, 227020, 249722, 351881, 454040, 499444, 624305, 703762, 998888, 1248610, 1407524, 1759405, 2497220, 2815048, 3518810, 3870691, 4994440, 7037620, 7741382, 14075240, 15482764, 19353455, 30965528, 38706910, 77413820, 154827640]

約数ペア:

[(1, 154827640), (2, 77413820), (4, 38706910), (5, 30965528), (8, 19353455), (10, 15482764), (11, 14075240), (20, 7741382), (22, 7037620), (31, 4994440), (40, 3870691), (44, 3518810), (55, 2815048), (62, 2497220), (88, 1759405), (110, 1407524), (124, 1248610), (155, 998888), (220, 703762), (248, 624305), (310, 499444), (341, 454040), (440, 351881), (620, 249722), (682, 227020), (1240, 124861), (1364, 113510), (1705, 90808), (2728, 56755), (3410, 45404), (6820, 22702), (11351, 13640)]