15187620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{36161}}^1$

素因数の和:36180

約数の個数: 48

約数和(自身を含む): 48601728

約数和(自身を除く): 33414108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 36161, 72322, 108483, 144644, 180805, 216966, 253127, 361610, 433932, 506254, 542415, 723220, 759381, 1012508, 1084830, 1265635, 1518762, 2169660, 2531270, 3037524, 3796905, 5062540, 7593810, 15187620]

約数ペア:

[(1, 15187620), (2, 7593810), (3, 5062540), (4, 3796905), (5, 3037524), (6, 2531270), (7, 2169660), (10, 1518762), (12, 1265635), (14, 1084830), (15, 1012508), (20, 759381), (21, 723220), (28, 542415), (30, 506254), (35, 433932), (42, 361610), (60, 253127), (70, 216966), (84, 180805), (105, 144644), (140, 108483), (210, 72322), (420, 36161)]