90574260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{215653}}^1$

素因数の和:215672

約数の個数: 48

約数和(自身を含む): 289838976

約数和(自身を除く): 199264716

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, 215653, 431306, 646959, 862612, 1078265, 1293918, 1509571, 2156530, 2587836, 3019142, 3234795, 4313060, 4528713, 6038284, 6469590, 7547855, 9057426, 12939180, 15095710, 18114852, 22643565, 30191420, 45287130, 90574260]

約数ペア:

[(1, 90574260), (2, 45287130), (3, 30191420), (4, 22643565), (5, 18114852), (6, 15095710), (7, 12939180), (10, 9057426), (12, 7547855), (14, 6469590), (15, 6038284), (20, 4528713), (21, 4313060), (28, 3234795), (30, 3019142), (35, 2587836), (42, 2156530), (60, 1509571), (70, 1293918), (84, 1078265), (105, 862612), (140, 646959), (210, 431306), (420, 215653)]