164028760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1223}}^1$

素因数の和:1720

約数の個数: 64

約数和(自身を含む): 423014400

約数和(自身を除く): 258985640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 479, 958, 1223, 1916, 2395, 2446, 3353, 3832, 4790, 4892, 6115, 6706, 8561, 9580, 9784, 12230, 13412, 16765, 17122, 19160, 24460, 26824, 33530, 34244, 42805, 48920, 67060, 68488, 85610, 134120, 171220, 342440, 585817, 1171634, 2343268, 2929085, 4100719, 4686536, 5858170, 8201438, 11716340, 16402876, 20503595, 23432680, 32805752, 41007190, 82014380, 164028760]

約数ペア:

[(1, 164028760), (2, 82014380), (4, 41007190), (5, 32805752), (7, 23432680), (8, 20503595), (10, 16402876), (14, 11716340), (20, 8201438), (28, 5858170), (35, 4686536), (40, 4100719), (56, 2929085), (70, 2343268), (140, 1171634), (280, 585817), (479, 342440), (958, 171220), (1223, 134120), (1916, 85610), (2395, 68488), (2446, 67060), (3353, 48920), (3832, 42805), (4790, 34244), (4892, 33530), (6115, 26824), (6706, 24460), (8561, 19160), (9580, 17122), (9784, 16765), (12230, 13412)]