1891474560

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{328381}}^1$

素因数の和:328406

約数の個数: 96

約数和(自身を含む): 6531517980

約数和(自身を除く): 4640043420

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 328381, 656762, 985143, 1313524, 1641905, 1970286, 2627048, 2955429, 3283810, 3940572, 4925715, 5254096, 5910858, 6567620, 7881144, 9851430, 10508192, 11821716, 13135240, 14777145, 15762288, 19702860, 21016384, 23643432, 26270480, 29554290, 31524576, 39405720, 42032768, 47286864, 52540960, 59108580, 63049152, 78811440, 94573728, 105081920, 118217160, 126098304, 157622880, 189147456, 210163840, 236434320, 315245760, 378294912, 472868640, 630491520, 945737280, 1891474560]

約数ペア:

[(1, 1891474560), (2, 945737280), (3, 630491520), (4, 472868640), (5, 378294912), (6, 315245760), (8, 236434320), (9, 210163840), (10, 189147456), (12, 157622880), (15, 126098304), (16, 118217160), (18, 105081920), (20, 94573728), (24, 78811440), (30, 63049152), (32, 59108580), (36, 52540960), (40, 47286864), (45, 42032768), (48, 39405720), (60, 31524576), (64, 29554290), (72, 26270480), (80, 23643432), (90, 21016384), (96, 19702860), (120, 15762288), (128, 14777145), (144, 13135240), (160, 11821716), (180, 10508192), (192, 9851430), (240, 7881144), (288, 6567620), (320, 5910858), (360, 5254096), (384, 4925715), (480, 3940572), (576, 3283810), (640, 2955429), (720, 2627048), (960, 1970286), (1152, 1641905), (1440, 1313524), (1920, 985143), (2880, 656762), (5760, 328381)]