138977160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{165449}}^1$

素因数の和:165470

約数の個数: 64

約数和(自身を含む): 476496000

約数和(自身を除く): 337518840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 165449, 330898, 496347, 661796, 827245, 992694, 1158143, 1323592, 1654490, 1985388, 2316286, 2481735, 3308980, 3474429, 3970776, 4632572, 4963470, 5790715, 6617960, 6948858, 9265144, 9926940, 11581430, 13897716, 17372145, 19853880, 23162860, 27795432, 34744290, 46325720, 69488580, 138977160]

約数ペア:

[(1, 138977160), (2, 69488580), (3, 46325720), (4, 34744290), (5, 27795432), (6, 23162860), (7, 19853880), (8, 17372145), (10, 13897716), (12, 11581430), (14, 9926940), (15, 9265144), (20, 6948858), (21, 6617960), (24, 5790715), (28, 4963470), (30, 4632572), (35, 3970776), (40, 3474429), (42, 3308980), (56, 2481735), (60, 2316286), (70, 1985388), (84, 1654490), (105, 1323592), (120, 1158143), (140, 992694), (168, 827245), (210, 661796), (280, 496347), (420, 330898), (840, 165449)]