18826680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1039}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 56908800

約数和(自身を除く): 38082120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1039, 1208, 1510, 1812, 2078, 2265, 3020, 3117, 3624, 4156, 4530, 5195, 6040, 6234, 8312, 9060, 10390, 12468, 15585, 18120, 20780, 24936, 31170, 41560, 62340, 124680, 156889, 313778, 470667, 627556, 784445, 941334, 1255112, 1568890, 1882668, 2353335, 3137780, 3765336, 4706670, 6275560, 9413340, 18826680]

約数ペア:

[(1, 18826680), (2, 9413340), (3, 6275560), (4, 4706670), (5, 3765336), (6, 3137780), (8, 2353335), (10, 1882668), (12, 1568890), (15, 1255112), (20, 941334), (24, 784445), (30, 627556), (40, 470667), (60, 313778), (120, 156889), (151, 124680), (302, 62340), (453, 41560), (604, 31170), (755, 24936), (906, 20780), (1039, 18120), (1208, 15585), (1510, 12468), (1812, 10390), (2078, 9060), (2265, 8312), (3020, 6234), (3117, 6040), (3624, 5195), (4156, 4530)]