201761920

素因数分解:

$2^7\times 5^1\times {\mathrm{367}}^1\times {\mathrm{859}}^1$

素因数の和:1245

約数の個数: 64

約数和(自身を含む): 484214400

約数和(自身を除く): 282452480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 367, 640, 734, 859, 1468, 1718, 1835, 2936, 3436, 3670, 4295, 5872, 6872, 7340, 8590, 11744, 13744, 14680, 17180, 23488, 27488, 29360, 34360, 46976, 54976, 58720, 68720, 109952, 117440, 137440, 234880, 274880, 315253, 549760, 630506, 1261012, 1576265, 2522024, 3152530, 5044048, 6305060, 10088096, 12610120, 20176192, 25220240, 40352384, 50440480, 100880960, 201761920]

約数ペア:

[(1, 201761920), (2, 100880960), (4, 50440480), (5, 40352384), (8, 25220240), (10, 20176192), (16, 12610120), (20, 10088096), (32, 6305060), (40, 5044048), (64, 3152530), (80, 2522024), (128, 1576265), (160, 1261012), (320, 630506), (367, 549760), (640, 315253), (734, 274880), (859, 234880), (1468, 137440), (1718, 117440), (1835, 109952), (2936, 68720), (3436, 58720), (3670, 54976), (4295, 46976), (5872, 34360), (6872, 29360), (7340, 27488), (8590, 23488), (11744, 17180), (13744, 14680)]