328198240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66169}}^1$

素因数の和:66215

約数の個数: 48

約数和(自身を含む): 800392320

約数和(自身を除く): 472194080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 66169, 132338, 264676, 330845, 529352, 661690, 1058704, 1323380, 2051239, 2117408, 2646760, 4102478, 5293520, 8204956, 10256195, 10587040, 16409912, 20512390, 32819824, 41024780, 65639648, 82049560, 164099120, 328198240]

約数ペア:

[(1, 328198240), (2, 164099120), (4, 82049560), (5, 65639648), (8, 41024780), (10, 32819824), (16, 20512390), (20, 16409912), (31, 10587040), (32, 10256195), (40, 8204956), (62, 5293520), (80, 4102478), (124, 2646760), (155, 2117408), (160, 2051239), (248, 1323380), (310, 1058704), (496, 661690), (620, 529352), (992, 330845), (1240, 264676), (2480, 132338), (4960, 66169)]