247975740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1377643}}^1$

素因数の和:1377658

約数の個数: 36

約数和(自身を含む): 752193624

約数和(自身を除く): 504217884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1377643, 2755286, 4132929, 5510572, 6888215, 8265858, 12398787, 13776430, 16531716, 20664645, 24797574, 27552860, 41329290, 49595148, 61993935, 82658580, 123987870, 247975740]

約数ペア:

[(1, 247975740), (2, 123987870), (3, 82658580), (4, 61993935), (5, 49595148), (6, 41329290), (9, 27552860), (10, 24797574), (12, 20664645), (15, 16531716), (18, 13776430), (20, 12398787), (30, 8265858), (36, 6888215), (45, 5510572), (60, 4132929), (90, 2755286), (180, 1377643)]