166921360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67307}}^1$

素因数の和:67351

約数の個数: 40

約数和(自身を含む): 400617216

約数和(自身を除く): 233695856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 67307, 134614, 269228, 336535, 538456, 673070, 1076912, 1346140, 2086517, 2692280, 4173034, 5384560, 8346068, 10432585, 16692136, 20865170, 33384272, 41730340, 83460680, 166921360]

約数ペア:

[(1, 166921360), (2, 83460680), (4, 41730340), (5, 33384272), (8, 20865170), (10, 16692136), (16, 10432585), (20, 8346068), (31, 5384560), (40, 4173034), (62, 2692280), (80, 2086517), (124, 1346140), (155, 1076912), (248, 673070), (310, 538456), (496, 336535), (620, 269228), (1240, 134614), (2480, 67307)]