100687020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{239731}}^1$

素因数の和:239750

約数の個数: 48

約数和(自身を含む): 322199808

約数和(自身を除く): 221512788

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, 239731, 479462, 719193, 958924, 1198655, 1438386, 1678117, 2397310, 2876772, 3356234, 3595965, 4794620, 5034351, 6712468, 7191930, 8390585, 10068702, 14383860, 16781170, 20137404, 25171755, 33562340, 50343510, 100687020]

約数ペア:

[(1, 100687020), (2, 50343510), (3, 33562340), (4, 25171755), (5, 20137404), (6, 16781170), (7, 14383860), (10, 10068702), (12, 8390585), (14, 7191930), (15, 6712468), (20, 5034351), (21, 4794620), (28, 3595965), (30, 3356234), (35, 2876772), (42, 2397310), (60, 1678117), (70, 1438386), (84, 1198655), (105, 958924), (140, 719193), (210, 479462), (420, 239731)]