78880980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3767}}^1$

素因数の和:4128

約数の個数: 48

約数和(自身を含む): 221558400

約数和(自身を除く): 142677420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349, 698, 1047, 1396, 1745, 2094, 3490, 3767, 4188, 5235, 6980, 7534, 10470, 11301, 15068, 18835, 20940, 22602, 37670, 45204, 56505, 75340, 113010, 226020, 1314683, 2629366, 3944049, 5258732, 6573415, 7888098, 13146830, 15776196, 19720245, 26293660, 39440490, 78880980]

約数ペア:

[(1, 78880980), (2, 39440490), (3, 26293660), (4, 19720245), (5, 15776196), (6, 13146830), (10, 7888098), (12, 6573415), (15, 5258732), (20, 3944049), (30, 2629366), (60, 1314683), (349, 226020), (698, 113010), (1047, 75340), (1396, 56505), (1745, 45204), (2094, 37670), (3490, 22602), (3767, 20940), (4188, 18835), (5235, 15068), (6980, 11301), (7534, 10470)]