68607440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1471}}^1$

素因数の和:1548

約数の個数: 80

約数和(自身を含む): 177417216

約数和(自身を除く): 108809776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 176, 212, 220, 265, 424, 440, 530, 583, 848, 880, 1060, 1166, 1471, 2120, 2332, 2915, 2942, 4240, 4664, 5830, 5884, 7355, 9328, 11660, 11768, 14710, 16181, 23320, 23536, 29420, 32362, 46640, 58840, 64724, 77963, 80905, 117680, 129448, 155926, 161810, 258896, 311852, 323620, 389815, 623704, 647240, 779630, 857593, 1247408, 1294480, 1559260, 1715186, 3118520, 3430372, 4287965, 6237040, 6860744, 8575930, 13721488, 17151860, 34303720, 68607440]

約数ペア:

[(1, 68607440), (2, 34303720), (4, 17151860), (5, 13721488), (8, 8575930), (10, 6860744), (11, 6237040), (16, 4287965), (20, 3430372), (22, 3118520), (40, 1715186), (44, 1559260), (53, 1294480), (55, 1247408), (80, 857593), (88, 779630), (106, 647240), (110, 623704), (176, 389815), (212, 323620), (220, 311852), (265, 258896), (424, 161810), (440, 155926), (530, 129448), (583, 117680), (848, 80905), (880, 77963), (1060, 64724), (1166, 58840), (1471, 46640), (2120, 32362), (2332, 29420), (2915, 23536), (2942, 23320), (4240, 16181), (4664, 14710), (5830, 11768), (5884, 11660), (7355, 9328)]