90784890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{144103}}^1$

素因数の和:144123

約数の個数: 48

約数和(自身を含む): 269762688

約数和(自身を除く): 178977798

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 144103, 288206, 432309, 720515, 864618, 1008721, 1296927, 1441030, 2017442, 2161545, 2593854, 3026163, 4323090, 5043605, 6052326, 6484635, 9078489, 10087210, 12969270, 15130815, 18156978, 30261630, 45392445, 90784890]

約数ペア:

[(1, 90784890), (2, 45392445), (3, 30261630), (5, 18156978), (6, 15130815), (7, 12969270), (9, 10087210), (10, 9078489), (14, 6484635), (15, 6052326), (18, 5043605), (21, 4323090), (30, 3026163), (35, 2593854), (42, 2161545), (45, 2017442), (63, 1441030), (70, 1296927), (90, 1008721), (105, 864618), (126, 720515), (210, 432309), (315, 288206), (630, 144103)]