290725920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{201893}}^1$

素因数の和:201914

約数の個数: 72

約数和(自身を含む): 992107116

約数和(自身を除く): 701381196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 201893, 403786, 605679, 807572, 1009465, 1211358, 1615144, 1817037, 2018930, 2422716, 3028395, 3230288, 3634074, 4037860, 4845432, 6056790, 6460576, 7268148, 8075720, 9085185, 9690864, 12113580, 14536296, 16151440, 18170370, 19381728, 24227160, 29072592, 32302880, 36340740, 48454320, 58145184, 72681480, 96908640, 145362960, 290725920]

約数ペア:

[(1, 290725920), (2, 145362960), (3, 96908640), (4, 72681480), (5, 58145184), (6, 48454320), (8, 36340740), (9, 32302880), (10, 29072592), (12, 24227160), (15, 19381728), (16, 18170370), (18, 16151440), (20, 14536296), (24, 12113580), (30, 9690864), (32, 9085185), (36, 8075720), (40, 7268148), (45, 6460576), (48, 6056790), (60, 4845432), (72, 4037860), (80, 3634074), (90, 3230288), (96, 3028395), (120, 2422716), (144, 2018930), (160, 1817037), (180, 1615144), (240, 1211358), (288, 1009465), (360, 807572), (480, 605679), (720, 403786), (1440, 201893)]