68878920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{52181}}^1$

素因数の和:52206

約数の個数: 64

約数和(自身を含む): 225426240

約数和(自身を除く): 156547320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 52181, 104362, 156543, 208724, 260905, 313086, 417448, 521810, 573991, 626172, 782715, 1043620, 1147982, 1252344, 1565430, 1721973, 2087240, 2295964, 2869955, 3130860, 3443946, 4591928, 5739910, 6261720, 6887892, 8609865, 11479820, 13775784, 17219730, 22959640, 34439460, 68878920]

約数ペア:

[(1, 68878920), (2, 34439460), (3, 22959640), (4, 17219730), (5, 13775784), (6, 11479820), (8, 8609865), (10, 6887892), (11, 6261720), (12, 5739910), (15, 4591928), (20, 3443946), (22, 3130860), (24, 2869955), (30, 2295964), (33, 2087240), (40, 1721973), (44, 1565430), (55, 1252344), (60, 1147982), (66, 1043620), (88, 782715), (110, 626172), (120, 573991), (132, 521810), (165, 417448), (220, 313086), (264, 260905), (330, 208724), (440, 156543), (660, 104362), (1320, 52181)]