66646980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{370261}}^1$

素因数の和:370276

約数の個数: 36

約数和(自身を含む): 202163052

約数和(自身を除く): 135516072

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 370261, 740522, 1110783, 1481044, 1851305, 2221566, 3332349, 3702610, 4443132, 5553915, 6664698, 7405220, 11107830, 13329396, 16661745, 22215660, 33323490, 66646980]

約数ペア:

[(1, 66646980), (2, 33323490), (3, 22215660), (4, 16661745), (5, 13329396), (6, 11107830), (9, 7405220), (10, 6664698), (12, 5553915), (15, 4443132), (18, 3702610), (20, 3332349), (30, 2221566), (36, 1851305), (45, 1481044), (60, 1110783), (90, 740522), (180, 370261)]