66487260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158303}}^1$

素因数の和:158322

約数の個数: 48

約数和(自身を含む): 212760576

約数和(自身を除く): 146273316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 158303, 316606, 474909, 633212, 791515, 949818, 1108121, 1583030, 1899636, 2216242, 2374545, 3166060, 3324363, 4432484, 4749090, 5540605, 6648726, 9498180, 11081210, 13297452, 16621815, 22162420, 33243630, 66487260]

約数ペア:

[(1, 66487260), (2, 33243630), (3, 22162420), (4, 16621815), (5, 13297452), (6, 11081210), (7, 9498180), (10, 6648726), (12, 5540605), (14, 4749090), (15, 4432484), (20, 3324363), (21, 3166060), (28, 2374545), (30, 2216242), (35, 1899636), (42, 1583030), (60, 1108121), (70, 949818), (84, 791515), (105, 633212), (140, 474909), (210, 316606), (420, 158303)]