81409824

素因数分解:

$2^5\times 3^2\times {\mathrm{67}}^1\times {\mathrm{4219}}^1$

素因数の和:4302

約数の個数: 72

約数和(自身を含む): 235020240

約数和(自身を除く): 153610416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 67, 72, 96, 134, 144, 201, 268, 288, 402, 536, 603, 804, 1072, 1206, 1608, 2144, 2412, 3216, 4219, 4824, 6432, 8438, 9648, 12657, 16876, 19296, 25314, 33752, 37971, 50628, 67504, 75942, 101256, 135008, 151884, 202512, 282673, 303768, 405024, 565346, 607536, 848019, 1130692, 1215072, 1696038, 2261384, 2544057, 3392076, 4522768, 5088114, 6784152, 9045536, 10176228, 13568304, 20352456, 27136608, 40704912, 81409824]

約数ペア:

[(1, 81409824), (2, 40704912), (3, 27136608), (4, 20352456), (6, 13568304), (8, 10176228), (9, 9045536), (12, 6784152), (16, 5088114), (18, 4522768), (24, 3392076), (32, 2544057), (36, 2261384), (48, 1696038), (67, 1215072), (72, 1130692), (96, 848019), (134, 607536), (144, 565346), (201, 405024), (268, 303768), (288, 282673), (402, 202512), (536, 151884), (603, 135008), (804, 101256), (1072, 75942), (1206, 67504), (1608, 50628), (2144, 37971), (2412, 33752), (3216, 25314), (4219, 19296), (4824, 16876), (6432, 12657), (8438, 9648)]