220207944

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1601}}^1$

素因数の和:2142

約数の個数: 64

約数和(自身を含む): 602095680

約数和(自身を除く): 381887736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 521, 1042, 1563, 1601, 2084, 3126, 3202, 4168, 4803, 5731, 6252, 6404, 9606, 11462, 12504, 12808, 17193, 17611, 19212, 22924, 34386, 35222, 38424, 45848, 52833, 68772, 70444, 105666, 137544, 140888, 211332, 422664, 834121, 1668242, 2502363, 3336484, 5004726, 6672968, 9175331, 10009452, 18350662, 20018904, 27525993, 36701324, 55051986, 73402648, 110103972, 220207944]

約数ペア:

[(1, 220207944), (2, 110103972), (3, 73402648), (4, 55051986), (6, 36701324), (8, 27525993), (11, 20018904), (12, 18350662), (22, 10009452), (24, 9175331), (33, 6672968), (44, 5004726), (66, 3336484), (88, 2502363), (132, 1668242), (264, 834121), (521, 422664), (1042, 211332), (1563, 140888), (1601, 137544), (2084, 105666), (3126, 70444), (3202, 68772), (4168, 52833), (4803, 45848), (5731, 38424), (6252, 35222), (6404, 34386), (9606, 22924), (11462, 19212), (12504, 17611), (12808, 17193)]