90739728

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{20327}}^1$

素因数の和:20372

約数の個数: 60

約数和(自身を含む): 262149888

約数和(自身を除く): 171410160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 20327, 40654, 60981, 81308, 121962, 162616, 182943, 243924, 325232, 365886, 487848, 630137, 731772, 975696, 1260274, 1463544, 1890411, 2520548, 2927088, 3780822, 5041096, 5671233, 7561644, 10082192, 11342466, 15123288, 22684932, 30246576, 45369864, 90739728]

約数ペア:

[(1, 90739728), (2, 45369864), (3, 30246576), (4, 22684932), (6, 15123288), (8, 11342466), (9, 10082192), (12, 7561644), (16, 5671233), (18, 5041096), (24, 3780822), (31, 2927088), (36, 2520548), (48, 1890411), (62, 1463544), (72, 1260274), (93, 975696), (124, 731772), (144, 630137), (186, 487848), (248, 365886), (279, 325232), (372, 243924), (496, 182943), (558, 162616), (744, 121962), (1116, 81308), (1488, 60981), (2232, 40654), (4464, 20327)]