259881480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{240631}}^1$

素因数の和:240651

約数の個数: 64

約数和(自身を含む): 866275200

約数和(自身を除く): 606393720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 240631, 481262, 721893, 962524, 1203155, 1443786, 1925048, 2165679, 2406310, 2887572, 3609465, 4331358, 4812620, 5775144, 6497037, 7218930, 8662716, 9625240, 10828395, 12994074, 14437860, 17325432, 21656790, 25988148, 28875720, 32485185, 43313580, 51976296, 64970370, 86627160, 129940740, 259881480]

約数ペア:

[(1, 259881480), (2, 129940740), (3, 86627160), (4, 64970370), (5, 51976296), (6, 43313580), (8, 32485185), (9, 28875720), (10, 25988148), (12, 21656790), (15, 17325432), (18, 14437860), (20, 12994074), (24, 10828395), (27, 9625240), (30, 8662716), (36, 7218930), (40, 6497037), (45, 5775144), (54, 4812620), (60, 4331358), (72, 3609465), (90, 2887572), (108, 2406310), (120, 2165679), (135, 1925048), (180, 1443786), (216, 1203155), (270, 962524), (360, 721893), (540, 481262), (1080, 240631)]