86687580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{206399}}^1$

素因数の和:206418

約数の個数: 48

約数和(自身を含む): 277401600

約数和(自身を除く): 190714020

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, 206399, 412798, 619197, 825596, 1031995, 1238394, 1444793, 2063990, 2476788, 2889586, 3095985, 4127980, 4334379, 5779172, 6191970, 7223965, 8668758, 12383940, 14447930, 17337516, 21671895, 28895860, 43343790, 86687580]

約数ペア:

[(1, 86687580), (2, 43343790), (3, 28895860), (4, 21671895), (5, 17337516), (6, 14447930), (7, 12383940), (10, 8668758), (12, 7223965), (14, 6191970), (15, 5779172), (20, 4334379), (21, 4127980), (28, 3095985), (30, 2889586), (35, 2476788), (42, 2063990), (60, 1444793), (70, 1238394), (84, 1031995), (105, 825596), (140, 619197), (210, 412798), (420, 206399)]