72028860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1867}}^1$

素因数の和:2522

約数の個数: 48

約数和(自身を含む): 202102656

約数和(自身を除く): 130073796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643, 1286, 1867, 1929, 2572, 3215, 3734, 3858, 5601, 6430, 7468, 7716, 9335, 9645, 11202, 12860, 18670, 19290, 22404, 28005, 37340, 38580, 56010, 112020, 1200481, 2400962, 3601443, 4801924, 6002405, 7202886, 12004810, 14405772, 18007215, 24009620, 36014430, 72028860]

約数ペア:

[(1, 72028860), (2, 36014430), (3, 24009620), (4, 18007215), (5, 14405772), (6, 12004810), (10, 7202886), (12, 6002405), (15, 4801924), (20, 3601443), (30, 2400962), (60, 1200481), (643, 112020), (1286, 56010), (1867, 38580), (1929, 37340), (2572, 28005), (3215, 22404), (3734, 19290), (3858, 18670), (5601, 12860), (6430, 11202), (7468, 9645), (7716, 9335)]