1639207620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{154351}}^1$

素因数の和:154425

約数の個数: 72

約数和(自身を含む): 5056571520

約数和(自身を除く): 3417363900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 10620, 154351, 308702, 463053, 617404, 771755, 926106, 1389159, 1543510, 1852212, 2315265, 2778318, 3087020, 4630530, 5556636, 6945795, 9106709, 9261060, 13891590, 18213418, 27320127, 27783180, 36426836, 45533545, 54640254, 81960381, 91067090, 109280508, 136600635, 163920762, 182134180, 273201270, 327841524, 409801905, 546402540, 819603810, 1639207620]

約数ペア:

[(1, 1639207620), (2, 819603810), (3, 546402540), (4, 409801905), (5, 327841524), (6, 273201270), (9, 182134180), (10, 163920762), (12, 136600635), (15, 109280508), (18, 91067090), (20, 81960381), (30, 54640254), (36, 45533545), (45, 36426836), (59, 27783180), (60, 27320127), (90, 18213418), (118, 13891590), (177, 9261060), (180, 9106709), (236, 6945795), (295, 5556636), (354, 4630530), (531, 3087020), (590, 2778318), (708, 2315265), (885, 1852212), (1062, 1543510), (1180, 1389159), (1770, 926106), (2124, 771755), (2655, 617404), (3540, 463053), (5310, 308702), (10620, 154351)]