164823260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1543}}^1$

素因数の和:1675

約数の個数: 72

約数和(自身を含む): 406596960

約数和(自身を除く): 241773700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 436, 490, 545, 763, 980, 1090, 1526, 1543, 2180, 3052, 3086, 3815, 5341, 6172, 7630, 7715, 10682, 10801, 15260, 15430, 21364, 21602, 26705, 30860, 43204, 53410, 54005, 75607, 106820, 108010, 151214, 168187, 216020, 302428, 336374, 378035, 672748, 756070, 840935, 1177309, 1512140, 1681870, 2354618, 3363740, 4709236, 5886545, 8241163, 11773090, 16482326, 23546180, 32964652, 41205815, 82411630, 164823260]

約数ペア:

[(1, 164823260), (2, 82411630), (4, 41205815), (5, 32964652), (7, 23546180), (10, 16482326), (14, 11773090), (20, 8241163), (28, 5886545), (35, 4709236), (49, 3363740), (70, 2354618), (98, 1681870), (109, 1512140), (140, 1177309), (196, 840935), (218, 756070), (245, 672748), (436, 378035), (490, 336374), (545, 302428), (763, 216020), (980, 168187), (1090, 151214), (1526, 108010), (1543, 106820), (2180, 75607), (3052, 54005), (3086, 53410), (3815, 43204), (5341, 30860), (6172, 26705), (7630, 21602), (7715, 21364), (10682, 15430), (10801, 15260)]