1851660

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{127}}^1$

素因数の和:154

約数の個数: 84

約数和(自身を含む): 5875968

約数和(自身を除く): 4024308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 127, 135, 162, 180, 243, 254, 270, 324, 381, 405, 486, 508, 540, 635, 729, 762, 810, 972, 1143, 1215, 1270, 1458, 1524, 1620, 1905, 2286, 2430, 2540, 2916, 3429, 3645, 3810, 4572, 4860, 5715, 6858, 7290, 7620, 10287, 11430, 13716, 14580, 17145, 20574, 22860, 30861, 34290, 41148, 51435, 61722, 68580, 92583, 102870, 123444, 154305, 185166, 205740, 308610, 370332, 462915, 617220, 925830, 1851660]

約数ペア:

[(1, 1851660), (2, 925830), (3, 617220), (4, 462915), (5, 370332), (6, 308610), (9, 205740), (10, 185166), (12, 154305), (15, 123444), (18, 102870), (20, 92583), (27, 68580), (30, 61722), (36, 51435), (45, 41148), (54, 34290), (60, 30861), (81, 22860), (90, 20574), (108, 17145), (127, 14580), (135, 13716), (162, 11430), (180, 10287), (243, 7620), (254, 7290), (270, 6858), (324, 5715), (381, 4860), (405, 4572), (486, 3810), (508, 3645), (540, 3429), (635, 2916), (729, 2540), (762, 2430), (810, 2286), (972, 1905), (1143, 1620), (1215, 1524), (1270, 1458)]