221490840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1845757}}^1$

素因数の和:1845771

約数の個数: 32

約数和(自身を含む): 664472880

約数和(自身を除く): 442982040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1845757, 3691514, 5537271, 7383028, 9228785, 11074542, 14766056, 18457570, 22149084, 27686355, 36915140, 44298168, 55372710, 73830280, 110745420, 221490840]

約数ペア:

[(1, 221490840), (2, 110745420), (3, 73830280), (4, 55372710), (5, 44298168), (6, 36915140), (8, 27686355), (10, 22149084), (12, 18457570), (15, 14766056), (20, 11074542), (24, 9228785), (30, 7383028), (40, 5537271), (60, 3691514), (120, 1845757)]