67145820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{159871}}^1$

素因数の和:159890

約数の個数: 48

約数和(自身を含む): 214867968

約数和(自身を除く): 147722148

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, 159871, 319742, 479613, 639484, 799355, 959226, 1119097, 1598710, 1918452, 2238194, 2398065, 3197420, 3357291, 4476388, 4796130, 5595485, 6714582, 9592260, 11190970, 13429164, 16786455, 22381940, 33572910, 67145820]

約数ペア:

[(1, 67145820), (2, 33572910), (3, 22381940), (4, 16786455), (5, 13429164), (6, 11190970), (7, 9592260), (10, 6714582), (12, 5595485), (14, 4796130), (15, 4476388), (20, 3357291), (21, 3197420), (28, 2398065), (30, 2238194), (35, 1918452), (42, 1598710), (60, 1119097), (70, 959226), (84, 799355), (105, 639484), (140, 479613), (210, 319742), (420, 159871)]