489781740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1166147}}^1$

素因数の和:1166166

約数の個数: 48

約数和(自身を含む): 1567302912

約数和(自身を除く): 1077521172

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, 1166147, 2332294, 3498441, 4664588, 5830735, 6996882, 8163029, 11661470, 13993764, 16326058, 17492205, 23322940, 24489087, 32652116, 34984410, 40815145, 48978174, 69968820, 81630290, 97956348, 122445435, 163260580, 244890870, 489781740]

約数ペア:

[(1, 489781740), (2, 244890870), (3, 163260580), (4, 122445435), (5, 97956348), (6, 81630290), (7, 69968820), (10, 48978174), (12, 40815145), (14, 34984410), (15, 32652116), (20, 24489087), (21, 23322940), (28, 17492205), (30, 16326058), (35, 13993764), (42, 11661470), (60, 8163029), (70, 6996882), (84, 5830735), (105, 4664588), (140, 3498441), (210, 2332294), (420, 1166147)]