71485740

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{4903}}^1$

素因数の和:4930

約数の個数: 84

約数和(自身を含む): 225123024

約数和(自身を除く): 153637284

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, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 4903, 7290, 9806, 14580, 14709, 19612, 24515, 29418, 44127, 49030, 58836, 73545, 88254, 98060, 132381, 147090, 176508, 220635, 264762, 294180, 397143, 441270, 529524, 661905, 794286, 882540, 1191429, 1323810, 1588572, 1985715, 2382858, 2647620, 3574287, 3971430, 4765716, 5957145, 7148574, 7942860, 11914290, 14297148, 17871435, 23828580, 35742870, 71485740]

約数ペア:

[(1, 71485740), (2, 35742870), (3, 23828580), (4, 17871435), (5, 14297148), (6, 11914290), (9, 7942860), (10, 7148574), (12, 5957145), (15, 4765716), (18, 3971430), (20, 3574287), (27, 2647620), (30, 2382858), (36, 1985715), (45, 1588572), (54, 1323810), (60, 1191429), (81, 882540), (90, 794286), (108, 661905), (135, 529524), (162, 441270), (180, 397143), (243, 294180), (270, 264762), (324, 220635), (405, 176508), (486, 147090), (540, 132381), (729, 98060), (810, 88254), (972, 73545), (1215, 58836), (1458, 49030), (1620, 44127), (2430, 29418), (2916, 24515), (3645, 19612), (4860, 14709), (4903, 14580), (7290, 9806)]