256530528

素因数分解:

$2^5\times 3^2\times {\mathrm{439}}^1\times {\mathrm{2029}}^1$

素因数の和:2484

約数の個数: 72

約数和(自身を含む): 731530800

約数和(自身を除く): 475000272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 439, 878, 1317, 1756, 2029, 2634, 3512, 3951, 4058, 5268, 6087, 7024, 7902, 8116, 10536, 12174, 14048, 15804, 16232, 18261, 21072, 24348, 31608, 32464, 36522, 42144, 48696, 63216, 64928, 73044, 97392, 126432, 146088, 194784, 292176, 584352, 890731, 1781462, 2672193, 3562924, 5344386, 7125848, 8016579, 10688772, 14251696, 16033158, 21377544, 28503392, 32066316, 42755088, 64132632, 85510176, 128265264, 256530528]

約数ペア:

[(1, 256530528), (2, 128265264), (3, 85510176), (4, 64132632), (6, 42755088), (8, 32066316), (9, 28503392), (12, 21377544), (16, 16033158), (18, 14251696), (24, 10688772), (32, 8016579), (36, 7125848), (48, 5344386), (72, 3562924), (96, 2672193), (144, 1781462), (288, 890731), (439, 584352), (878, 292176), (1317, 194784), (1756, 146088), (2029, 126432), (2634, 97392), (3512, 73044), (3951, 64928), (4058, 63216), (5268, 48696), (6087, 42144), (7024, 36522), (7902, 32464), (8116, 31608), (10536, 24348), (12174, 21072), (14048, 18261), (15804, 16232)]