15994980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{88861}}^1$

素因数の和:88876

約数の個数: 36

約数和(自身を含む): 48518652

約数和(自身を除く): 32523672

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 88861, 177722, 266583, 355444, 444305, 533166, 799749, 888610, 1066332, 1332915, 1599498, 1777220, 2665830, 3198996, 3998745, 5331660, 7997490, 15994980]

約数ペア:

[(1, 15994980), (2, 7997490), (3, 5331660), (4, 3998745), (5, 3198996), (6, 2665830), (9, 1777220), (10, 1599498), (12, 1332915), (15, 1066332), (18, 888610), (20, 799749), (30, 533166), (36, 444305), (45, 355444), (60, 266583), (90, 177722), (180, 88861)]