68378580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42209}}^1$

素因数の和:42230

約数の個数: 60

約数和(自身を含む): 214511220

約数和(自身を除く): 146132640

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 42209, 84418, 126627, 168836, 211045, 253254, 379881, 422090, 506508, 633135, 759762, 844180, 1139643, 1266270, 1519524, 1899405, 2279286, 2532540, 3418929, 3798810, 4558572, 5698215, 6837858, 7597620, 11396430, 13675716, 17094645, 22792860, 34189290, 68378580]

約数ペア:

[(1, 68378580), (2, 34189290), (3, 22792860), (4, 17094645), (5, 13675716), (6, 11396430), (9, 7597620), (10, 6837858), (12, 5698215), (15, 4558572), (18, 3798810), (20, 3418929), (27, 2532540), (30, 2279286), (36, 1899405), (45, 1519524), (54, 1266270), (60, 1139643), (81, 844180), (90, 759762), (108, 633135), (135, 506508), (162, 422090), (180, 379881), (270, 253254), (324, 211045), (405, 168836), (540, 126627), (810, 84418), (1620, 42209)]