149234820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{355321}}^1$

素因数の和:355340

約数の個数: 48

約数和(自身を含む): 477552768

約数和(自身を除く): 328317948

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, 355321, 710642, 1065963, 1421284, 1776605, 2131926, 2487247, 3553210, 4263852, 4974494, 5329815, 7106420, 7461741, 9948988, 10659630, 12436235, 14923482, 21319260, 24872470, 29846964, 37308705, 49744940, 74617410, 149234820]

約数ペア:

[(1, 149234820), (2, 74617410), (3, 49744940), (4, 37308705), (5, 29846964), (6, 24872470), (7, 21319260), (10, 14923482), (12, 12436235), (14, 10659630), (15, 9948988), (20, 7461741), (21, 7106420), (28, 5329815), (30, 4974494), (35, 4263852), (42, 3553210), (60, 2487247), (70, 2131926), (84, 1776605), (105, 1421284), (140, 1065963), (210, 710642), (420, 355321)]