66253740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157747}}^1$

素因数の和:157766

約数の個数: 48

約数和(自身を含む): 212013312

約数和(自身を除く): 145759572

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, 157747, 315494, 473241, 630988, 788735, 946482, 1104229, 1577470, 1892964, 2208458, 2366205, 3154940, 3312687, 4416916, 4732410, 5521145, 6625374, 9464820, 11042290, 13250748, 16563435, 22084580, 33126870, 66253740]

約数ペア:

[(1, 66253740), (2, 33126870), (3, 22084580), (4, 16563435), (5, 13250748), (6, 11042290), (7, 9464820), (10, 6625374), (12, 5521145), (14, 4732410), (15, 4416916), (20, 3312687), (21, 3154940), (28, 2366205), (30, 2208458), (35, 1892964), (42, 1577470), (60, 1104229), (70, 946482), (84, 788735), (105, 630988), (140, 473241), (210, 315494), (420, 157747)]