30396840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{253307}}^1$

素因数の和:253321

約数の個数: 32

約数和(自身を含む): 91190880

約数和(自身を除く): 60794040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 253307, 506614, 759921, 1013228, 1266535, 1519842, 2026456, 2533070, 3039684, 3799605, 5066140, 6079368, 7599210, 10132280, 15198420, 30396840]

約数ペア:

[(1, 30396840), (2, 15198420), (3, 10132280), (4, 7599210), (5, 6079368), (6, 5066140), (8, 3799605), (10, 3039684), (12, 2533070), (15, 2026456), (20, 1519842), (24, 1266535), (30, 1013228), (40, 759921), (60, 506614), (120, 253307)]