21077134080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5488837}}^1$

素因数の和:5488861

約数の個数: 72

約数和(自身を含む): 67315109232

約数和(自身を除く): 46237975152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5488837, 10977674, 16466511, 21955348, 27444185, 32933022, 43910696, 54888370, 65866044, 82332555, 87821392, 109776740, 131732088, 164665110, 175642784, 219553480, 263464176, 329330220, 351285568, 439106960, 526928352, 658660440, 702571136, 878213920, 1053856704, 1317320880, 1405142272, 1756427840, 2107713408, 2634641760, 3512855680, 4215426816, 5269283520, 7025711360, 10538567040, 21077134080]

約数ペア:

[(1, 21077134080), (2, 10538567040), (3, 7025711360), (4, 5269283520), (5, 4215426816), (6, 3512855680), (8, 2634641760), (10, 2107713408), (12, 1756427840), (15, 1405142272), (16, 1317320880), (20, 1053856704), (24, 878213920), (30, 702571136), (32, 658660440), (40, 526928352), (48, 439106960), (60, 351285568), (64, 329330220), (80, 263464176), (96, 219553480), (120, 175642784), (128, 164665110), (160, 131732088), (192, 109776740), (240, 87821392), (256, 82332555), (320, 65866044), (384, 54888370), (480, 43910696), (640, 32933022), (768, 27444185), (960, 21955348), (1280, 16466511), (1920, 10977674), (3840, 5488837)]