221520270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{2521}}^1$

素因数の和:2661

約数の個数: 64

約数和(自身を含む): 555647040

約数和(自身を除く): 334126770

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 101, 145, 174, 202, 290, 303, 435, 505, 606, 870, 1010, 1515, 2521, 2929, 3030, 5042, 5858, 7563, 8787, 12605, 14645, 15126, 17574, 25210, 29290, 37815, 43935, 73109, 75630, 87870, 146218, 219327, 254621, 365545, 438654, 509242, 731090, 763863, 1096635, 1273105, 1527726, 2193270, 2546210, 3819315, 7384009, 7638630, 14768018, 22152027, 36920045, 44304054, 73840090, 110760135, 221520270]

約数ペア:

[(1, 221520270), (2, 110760135), (3, 73840090), (5, 44304054), (6, 36920045), (10, 22152027), (15, 14768018), (29, 7638630), (30, 7384009), (58, 3819315), (87, 2546210), (101, 2193270), (145, 1527726), (174, 1273105), (202, 1096635), (290, 763863), (303, 731090), (435, 509242), (505, 438654), (606, 365545), (870, 254621), (1010, 219327), (1515, 146218), (2521, 87870), (2929, 75630), (3030, 73109), (5042, 43935), (5858, 37815), (7563, 29290), (8787, 25210), (12605, 17574), (14645, 15126)]