490316490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{605329}}^1$

素因数の和:605348

約数の個数: 40

約数和(自身を含む): 1318408740

約数和(自身を除く): 828092250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 605329, 1210658, 1815987, 3026645, 3631974, 5447961, 6053290, 9079935, 10895922, 16343883, 18159870, 27239805, 32687766, 49031649, 54479610, 81719415, 98063298, 163438830, 245158245, 490316490]

約数ペア:

[(1, 490316490), (2, 245158245), (3, 163438830), (5, 98063298), (6, 81719415), (9, 54479610), (10, 49031649), (15, 32687766), (18, 27239805), (27, 18159870), (30, 16343883), (45, 10895922), (54, 9079935), (81, 6053290), (90, 5447961), (135, 3631974), (162, 3026645), (270, 1815987), (405, 1210658), (810, 605329)]