158839160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2143}}^1$

素因数の和:2280

約数の個数: 64

約数和(自身を含む): 382060800

約数和(自身を除く): 223221640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 109, 136, 170, 218, 340, 436, 545, 680, 872, 1090, 1853, 2143, 2180, 3706, 4286, 4360, 7412, 8572, 9265, 10715, 14824, 17144, 18530, 21430, 36431, 37060, 42860, 72862, 74120, 85720, 145724, 182155, 233587, 291448, 364310, 467174, 728620, 934348, 1167935, 1457240, 1868696, 2335870, 3970979, 4671740, 7941958, 9343480, 15883916, 19854895, 31767832, 39709790, 79419580, 158839160]

約数ペア:

[(1, 158839160), (2, 79419580), (4, 39709790), (5, 31767832), (8, 19854895), (10, 15883916), (17, 9343480), (20, 7941958), (34, 4671740), (40, 3970979), (68, 2335870), (85, 1868696), (109, 1457240), (136, 1167935), (170, 934348), (218, 728620), (340, 467174), (436, 364310), (545, 291448), (680, 233587), (872, 182155), (1090, 145724), (1853, 85720), (2143, 74120), (2180, 72862), (3706, 42860), (4286, 37060), (4360, 36431), (7412, 21430), (8572, 18530), (9265, 17144), (10715, 14824)]