187875920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1723}}^1$

素因数の和:1812

約数の個数: 80

約数和(自身を含む): 461756160

約数和(自身を除く): 273880240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 47, 58, 80, 94, 116, 145, 188, 232, 235, 290, 376, 464, 470, 580, 752, 940, 1160, 1363, 1723, 1880, 2320, 2726, 3446, 3760, 5452, 6815, 6892, 8615, 10904, 13630, 13784, 17230, 21808, 27260, 27568, 34460, 49967, 54520, 68920, 80981, 99934, 109040, 137840, 161962, 199868, 249835, 323924, 399736, 404905, 499670, 647848, 799472, 809810, 999340, 1295696, 1619620, 1998680, 2348449, 3239240, 3997360, 4696898, 6478480, 9393796, 11742245, 18787592, 23484490, 37575184, 46968980, 93937960, 187875920]

約数ペア:

[(1, 187875920), (2, 93937960), (4, 46968980), (5, 37575184), (8, 23484490), (10, 18787592), (16, 11742245), (20, 9393796), (29, 6478480), (40, 4696898), (47, 3997360), (58, 3239240), (80, 2348449), (94, 1998680), (116, 1619620), (145, 1295696), (188, 999340), (232, 809810), (235, 799472), (290, 647848), (376, 499670), (464, 404905), (470, 399736), (580, 323924), (752, 249835), (940, 199868), (1160, 161962), (1363, 137840), (1723, 109040), (1880, 99934), (2320, 80981), (2726, 68920), (3446, 54520), (3760, 49967), (5452, 34460), (6815, 27568), (6892, 27260), (8615, 21808), (10904, 17230), (13630, 13784)]