66055640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{877}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 170683200

約数和(自身を除く): 104627560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 269, 280, 538, 877, 1076, 1345, 1754, 1883, 2152, 2690, 3508, 3766, 4385, 5380, 6139, 7016, 7532, 8770, 9415, 10760, 12278, 15064, 17540, 18830, 24556, 30695, 35080, 37660, 49112, 61390, 75320, 122780, 235913, 245560, 471826, 943652, 1179565, 1651391, 1887304, 2359130, 3302782, 4718260, 6605564, 8256955, 9436520, 13211128, 16513910, 33027820, 66055640]

約数ペア:

[(1, 66055640), (2, 33027820), (4, 16513910), (5, 13211128), (7, 9436520), (8, 8256955), (10, 6605564), (14, 4718260), (20, 3302782), (28, 2359130), (35, 1887304), (40, 1651391), (56, 1179565), (70, 943652), (140, 471826), (269, 245560), (280, 235913), (538, 122780), (877, 75320), (1076, 61390), (1345, 49112), (1754, 37660), (1883, 35080), (2152, 30695), (2690, 24556), (3508, 18830), (3766, 17540), (4385, 15064), (5380, 12278), (6139, 10760), (7016, 9415), (7532, 8770)]