20181323520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1751851}}^1$

素因数の和:1751878

約数の個数: 108

約数和(自身を含む): 69825317016

約数和(自身を除く): 49643993496

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, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 1751851, 3503702, 5255553, 7007404, 8759255, 10511106, 14014808, 15766659, 17518510, 21022212, 26277765, 28029616, 31533318, 35037020, 42044424, 52555530, 56059232, 63066636, 70074040, 78833295, 84088848, 105111060, 112118464, 126133272, 140148080, 157666590, 168177696, 210222120, 224236928, 252266544, 280296160, 315333180, 336355392, 420444240, 448473856, 504533088, 560592320, 630666360, 672710784, 840888480, 1009066176, 1121184640, 1261332720, 1345421568, 1681776960, 2018132352, 2242369280, 2522665440, 3363553920, 4036264704, 5045330880, 6727107840, 10090661760, 20181323520]

約数ペア:

[(1, 20181323520), (2, 10090661760), (3, 6727107840), (4, 5045330880), (5, 4036264704), (6, 3363553920), (8, 2522665440), (9, 2242369280), (10, 2018132352), (12, 1681776960), (15, 1345421568), (16, 1261332720), (18, 1121184640), (20, 1009066176), (24, 840888480), (30, 672710784), (32, 630666360), (36, 560592320), (40, 504533088), (45, 448473856), (48, 420444240), (60, 336355392), (64, 315333180), (72, 280296160), (80, 252266544), (90, 224236928), (96, 210222120), (120, 168177696), (128, 157666590), (144, 140148080), (160, 126133272), (180, 112118464), (192, 105111060), (240, 84088848), (256, 78833295), (288, 70074040), (320, 63066636), (360, 56059232), (384, 52555530), (480, 42044424), (576, 35037020), (640, 31533318), (720, 28029616), (768, 26277765), (960, 21022212), (1152, 17518510), (1280, 15766659), (1440, 14014808), (1920, 10511106), (2304, 8759255), (2880, 7007404), (3840, 5255553), (5760, 3503702), (11520, 1751851)]