18025740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{3709}}^1$

素因数の和:3733

約数の個数: 72

約数和(自身を含む): 56718480

約数和(自身を除く): 38692740

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, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 3709, 4860, 7418, 11127, 14836, 18545, 22254, 33381, 37090, 44508, 55635, 66762, 74180, 100143, 111270, 133524, 166905, 200286, 222540, 300429, 333810, 400572, 500715, 600858, 667620, 901287, 1001430, 1201716, 1502145, 1802574, 2002860, 3004290, 3605148, 4506435, 6008580, 9012870, 18025740]

約数ペア:

[(1, 18025740), (2, 9012870), (3, 6008580), (4, 4506435), (5, 3605148), (6, 3004290), (9, 2002860), (10, 1802574), (12, 1502145), (15, 1201716), (18, 1001430), (20, 901287), (27, 667620), (30, 600858), (36, 500715), (45, 400572), (54, 333810), (60, 300429), (81, 222540), (90, 200286), (108, 166905), (135, 133524), (162, 111270), (180, 100143), (243, 74180), (270, 66762), (324, 55635), (405, 44508), (486, 37090), (540, 33381), (810, 22254), (972, 18545), (1215, 14836), (1620, 11127), (2430, 7418), (3709, 4860)]