221238240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{460913}}^1$

素因数の和:460931

約数の個数: 48

約数和(自身を含む): 696901968

約数和(自身を除く): 475663728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 460913, 921826, 1382739, 1843652, 2304565, 2765478, 3687304, 4609130, 5530956, 6913695, 7374608, 9218260, 11061912, 13827390, 14749216, 18436520, 22123824, 27654780, 36873040, 44247648, 55309560, 73746080, 110619120, 221238240]

約数ペア:

[(1, 221238240), (2, 110619120), (3, 73746080), (4, 55309560), (5, 44247648), (6, 36873040), (8, 27654780), (10, 22123824), (12, 18436520), (15, 14749216), (16, 13827390), (20, 11061912), (24, 9218260), (30, 7374608), (32, 6913695), (40, 5530956), (48, 4609130), (60, 3687304), (80, 2765478), (96, 2304565), (120, 1843652), (160, 1382739), (240, 921826), (480, 460913)]