206511320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3359}}^1$

素因数の和:3452

約数の個数: 64

約数和(自身を含む): 489888000

約数和(自身を除く): 283376680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 530, 580, 1060, 1160, 1537, 2120, 3074, 3359, 6148, 6718, 7685, 12296, 13436, 15370, 16795, 26872, 30740, 33590, 61480, 67180, 97411, 134360, 178027, 194822, 356054, 389644, 487055, 712108, 779288, 890135, 974110, 1424216, 1780270, 1948220, 3560540, 3896440, 5162783, 7121080, 10325566, 20651132, 25813915, 41302264, 51627830, 103255660, 206511320]

約数ペア:

[(1, 206511320), (2, 103255660), (4, 51627830), (5, 41302264), (8, 25813915), (10, 20651132), (20, 10325566), (29, 7121080), (40, 5162783), (53, 3896440), (58, 3560540), (106, 1948220), (116, 1780270), (145, 1424216), (212, 974110), (232, 890135), (265, 779288), (290, 712108), (424, 487055), (530, 389644), (580, 356054), (1060, 194822), (1160, 178027), (1537, 134360), (2120, 97411), (3074, 67180), (3359, 61480), (6148, 33590), (6718, 30740), (7685, 26872), (12296, 16795), (13436, 15370)]