306066180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{728729}}^1$

素因数の和:728748

約数の個数: 48

約数和(自身を含む): 979413120

約数和(自身を除く): 673346940

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, 728729, 1457458, 2186187, 2914916, 3643645, 4372374, 5101103, 7287290, 8744748, 10202206, 10930935, 14574580, 15303309, 20404412, 21861870, 25505515, 30606618, 43723740, 51011030, 61213236, 76516545, 102022060, 153033090, 306066180]

約数ペア:

[(1, 306066180), (2, 153033090), (3, 102022060), (4, 76516545), (5, 61213236), (6, 51011030), (7, 43723740), (10, 30606618), (12, 25505515), (14, 21861870), (15, 20404412), (20, 15303309), (21, 14574580), (28, 10930935), (30, 10202206), (35, 8744748), (42, 7287290), (60, 5101103), (70, 4372374), (84, 3643645), (105, 2914916), (140, 2186187), (210, 1457458), (420, 728729)]