664365720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5536381}}^1$

素因数の和:5536395

約数の個数: 32

約数和(自身を含む): 1993097520

約数和(自身を除く): 1328731800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5536381, 11072762, 16609143, 22145524, 27681905, 33218286, 44291048, 55363810, 66436572, 83045715, 110727620, 132873144, 166091430, 221455240, 332182860, 664365720]

約数ペア:

[(1, 664365720), (2, 332182860), (3, 221455240), (4, 166091430), (5, 132873144), (6, 110727620), (8, 83045715), (10, 66436572), (12, 55363810), (15, 44291048), (20, 33218286), (24, 27681905), (30, 22145524), (40, 16609143), (60, 11072762), (120, 5536381)]