204168840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{15901}}^1$

素因数の和:16022

約数の個数: 64

約数和(自身を含む): 618269760

約数和(自身を除く): 414100920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 15901, 31802, 47703, 63604, 79505, 95406, 127208, 159010, 190812, 238515, 318020, 381624, 477030, 636040, 954060, 1701407, 1908120, 3402814, 5104221, 6805628, 8507035, 10208442, 13611256, 17014070, 20416884, 25521105, 34028140, 40833768, 51042210, 68056280, 102084420, 204168840]

約数ペア:

[(1, 204168840), (2, 102084420), (3, 68056280), (4, 51042210), (5, 40833768), (6, 34028140), (8, 25521105), (10, 20416884), (12, 17014070), (15, 13611256), (20, 10208442), (24, 8507035), (30, 6805628), (40, 5104221), (60, 3402814), (107, 1908120), (120, 1701407), (214, 954060), (321, 636040), (428, 477030), (535, 381624), (642, 318020), (856, 238515), (1070, 190812), (1284, 159010), (1605, 127208), (2140, 95406), (2568, 79505), (3210, 63604), (4280, 47703), (6420, 31802), (12840, 15901)]