64813920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{135029}}^1$

素因数の和:135047

約数の個数: 48

約数和(自身を含む): 204165360

約数和(自身を除く): 139351440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 135029, 270058, 405087, 540116, 675145, 810174, 1080232, 1350290, 1620348, 2025435, 2160464, 2700580, 3240696, 4050870, 4320928, 5401160, 6481392, 8101740, 10802320, 12962784, 16203480, 21604640, 32406960, 64813920]

約数ペア:

[(1, 64813920), (2, 32406960), (3, 21604640), (4, 16203480), (5, 12962784), (6, 10802320), (8, 8101740), (10, 6481392), (12, 5401160), (15, 4320928), (16, 4050870), (20, 3240696), (24, 2700580), (30, 2160464), (32, 2025435), (40, 1620348), (48, 1350290), (60, 1080232), (80, 810174), (96, 675145), (120, 540116), (160, 405087), (240, 270058), (480, 135029)]