177930440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2273}}^1$

素因数の和:2406

約数の個数: 64

約数和(自身を含む): 425692800

約数和(自身を除く): 247762360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 152, 190, 206, 380, 412, 515, 760, 824, 1030, 1957, 2060, 2273, 3914, 4120, 4546, 7828, 9092, 9785, 11365, 15656, 18184, 19570, 22730, 39140, 43187, 45460, 78280, 86374, 90920, 172748, 215935, 234119, 345496, 431870, 468238, 863740, 936476, 1170595, 1727480, 1872952, 2341190, 4448261, 4682380, 8896522, 9364760, 17793044, 22241305, 35586088, 44482610, 88965220, 177930440]

約数ペア:

[(1, 177930440), (2, 88965220), (4, 44482610), (5, 35586088), (8, 22241305), (10, 17793044), (19, 9364760), (20, 8896522), (38, 4682380), (40, 4448261), (76, 2341190), (95, 1872952), (103, 1727480), (152, 1170595), (190, 936476), (206, 863740), (380, 468238), (412, 431870), (515, 345496), (760, 234119), (824, 215935), (1030, 172748), (1957, 90920), (2060, 86374), (2273, 78280), (3914, 45460), (4120, 43187), (4546, 39140), (7828, 22730), (9092, 19570), (9785, 18184), (11365, 15656)]