90979830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23509}}^1$

素因数の和:23565

約数の個数: 48

約数和(自身を含む): 242058960

約数和(自身を除く): 151079130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 23509, 47018, 70527, 117545, 141054, 211581, 235090, 352635, 423162, 705270, 1010887, 1057905, 2021774, 2115810, 3032661, 5054435, 6065322, 9097983, 10108870, 15163305, 18195966, 30326610, 45489915, 90979830]

約数ペア:

[(1, 90979830), (2, 45489915), (3, 30326610), (5, 18195966), (6, 15163305), (9, 10108870), (10, 9097983), (15, 6065322), (18, 5054435), (30, 3032661), (43, 2115810), (45, 2021774), (86, 1057905), (90, 1010887), (129, 705270), (215, 423162), (258, 352635), (387, 235090), (430, 211581), (645, 141054), (774, 117545), (1290, 70527), (1935, 47018), (3870, 23509)]