81946920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62081}}^1$

素因数の和:62106

約数の個数: 64

約数和(自身を含む): 268194240

約数和(自身を除く): 186247320

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, 62081, 124162, 186243, 248324, 310405, 372486, 496648, 620810, 682891, 744972, 931215, 1241620, 1365782, 1489944, 1862430, 2048673, 2483240, 2731564, 3414455, 3724860, 4097346, 5463128, 6828910, 7449720, 8194692, 10243365, 13657820, 16389384, 20486730, 27315640, 40973460, 81946920]

約数ペア:

[(1, 81946920), (2, 40973460), (3, 27315640), (4, 20486730), (5, 16389384), (6, 13657820), (8, 10243365), (10, 8194692), (11, 7449720), (12, 6828910), (15, 5463128), (20, 4097346), (22, 3724860), (24, 3414455), (30, 2731564), (33, 2483240), (40, 2048673), (44, 1862430), (55, 1489944), (60, 1365782), (66, 1241620), (88, 931215), (110, 744972), (120, 682891), (132, 620810), (165, 496648), (220, 372486), (264, 310405), (330, 248324), (440, 186243), (660, 124162), (1320, 62081)]