216598960

素因数分解:

$2^4\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{2203}}^1$

素因数の和:3445

約数の個数: 40

約数和(自身を含む): 504231120

約数和(自身を除く): 287632160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1229, 2203, 2458, 4406, 4916, 6145, 8812, 9832, 11015, 12290, 17624, 19664, 22030, 24580, 35248, 44060, 49160, 88120, 98320, 176240, 2707487, 5414974, 10829948, 13537435, 21659896, 27074870, 43319792, 54149740, 108299480, 216598960]

約数ペア:

[(1, 216598960), (2, 108299480), (4, 54149740), (5, 43319792), (8, 27074870), (10, 21659896), (16, 13537435), (20, 10829948), (40, 5414974), (80, 2707487), (1229, 176240), (2203, 98320), (2458, 88120), (4406, 49160), (4916, 44060), (6145, 35248), (8812, 24580), (9832, 22030), (11015, 19664), (12290, 17624)]