42456708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{509}}^1$

素因数の和:857

約数の個数: 72

約数和(自身を含む): 123264960

約数和(自身を除く): 80808252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 331, 509, 662, 993, 1018, 1324, 1527, 1986, 2036, 2317, 2979, 3054, 3563, 3972, 4581, 4634, 5958, 6108, 6951, 7126, 9162, 9268, 10689, 11916, 13902, 14252, 18324, 20853, 21378, 27804, 32067, 41706, 42756, 64134, 83412, 128268, 168479, 336958, 505437, 673916, 1010874, 1179353, 1516311, 2021748, 2358706, 3032622, 3538059, 4717412, 6065244, 7076118, 10614177, 14152236, 21228354, 42456708]

約数ペア:

[(1, 42456708), (2, 21228354), (3, 14152236), (4, 10614177), (6, 7076118), (7, 6065244), (9, 4717412), (12, 3538059), (14, 3032622), (18, 2358706), (21, 2021748), (28, 1516311), (36, 1179353), (42, 1010874), (63, 673916), (84, 505437), (126, 336958), (252, 168479), (331, 128268), (509, 83412), (662, 64134), (993, 42756), (1018, 41706), (1324, 32067), (1527, 27804), (1986, 21378), (2036, 20853), (2317, 18324), (2979, 14252), (3054, 13902), (3563, 11916), (3972, 10689), (4581, 9268), (4634, 9162), (5958, 7126), (6108, 6951)]