155958680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229351}}^1$

素因数の和:229379

約数の個数: 32

約数和(自身を含む): 371550240

約数和(自身を除く): 215591560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 229351, 458702, 917404, 1146755, 1834808, 2293510, 3898967, 4587020, 7797934, 9174040, 15595868, 19494835, 31191736, 38989670, 77979340, 155958680]

約数ペア:

[(1, 155958680), (2, 77979340), (4, 38989670), (5, 31191736), (8, 19494835), (10, 15595868), (17, 9174040), (20, 7797934), (34, 4587020), (40, 3898967), (68, 2293510), (85, 1834808), (136, 1146755), (170, 917404), (340, 458702), (680, 229351)]