20983468800

素因数分解:

$2^8\times 3^1\times 5^2\times 7^1\times {\mathrm{156127}}^1$

素因数の和:156163

約数の個数: 216

約数和(自身を含む): 79143156736

約数和(自身を除く): 58159687936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 525, 560, 600, 640, 672, 700, 768, 800, 840, 896, 960, 1050, 1120, 1200, 1280, 1344, 1400, 1600, 1680, 1792, 1920, 2100, 2240, 2400, 2688, 2800, 3200, 3360, 3840, 4200, 4480, 4800, 5376, 5600, 6400, 6720, 8400, 8960, 9600, 11200, 13440, 16800, 19200, 22400, 26880, 33600, 44800, 67200, 134400, 156127, 312254, 468381, 624508, 780635, 936762, 1092889, 1249016, 1561270, 1873524, 2185778, 2341905, 2498032, 3122540, 3278667, 3747048, 3903175, 4371556, 4683810, 4996064, 5464445, 6245080, 6557334, 7494096, 7806350, 8743112, 9367620, 9992128, 10928890, 11709525, 12490160, 13114668, 14988192, 15612700, 16393335, 17486224, 18735240, 19984256, 21857780, 23419050, 24980320, 26229336, 27322225, 29976384, 31225400, 32786670, 34972448, 37470480, 39968512, 43715560, 46838100, 49960640, 52458672, 54644450, 59952768, 62450800, 65573340, 69944896, 74940960, 81966675, 87431120, 93676200, 99921280, 104917344, 109288900, 119905536, 124901600, 131146680, 139889792, 149881920, 163933350, 174862240, 187352400, 199842560, 209834688, 218577800, 249803200, 262293360, 279779584, 299763840, 327866700, 349724480, 374704800, 419669376, 437155600, 499606400, 524586720, 599527680, 655733400, 699448960, 749409600, 839338752, 874311200, 999212800, 1049173440, 1311466800, 1398897920, 1498819200, 1748622400, 2098346880, 2622933600, 2997638400, 3497244800, 4196693760, 5245867200, 6994489600, 10491734400, 20983468800]

約数ペア:

[(1, 20983468800), (2, 10491734400), (3, 6994489600), (4, 5245867200), (5, 4196693760), (6, 3497244800), (7, 2997638400), (8, 2622933600), (10, 2098346880), (12, 1748622400), (14, 1498819200), (15, 1398897920), (16, 1311466800), (20, 1049173440), (21, 999212800), (24, 874311200), (25, 839338752), (28, 749409600), (30, 699448960), (32, 655733400), (35, 599527680), (40, 524586720), (42, 499606400), (48, 437155600), (50, 419669376), (56, 374704800), (60, 349724480), (64, 327866700), (70, 299763840), (75, 279779584), (80, 262293360), (84, 249803200), (96, 218577800), (100, 209834688), (105, 199842560), (112, 187352400), (120, 174862240), (128, 163933350), (140, 149881920), (150, 139889792), (160, 131146680), (168, 124901600), (175, 119905536), (192, 109288900), (200, 104917344), (210, 99921280), (224, 93676200), (240, 87431120), (256, 81966675), (280, 74940960), (300, 69944896), (320, 65573340), (336, 62450800), (350, 59952768), (384, 54644450), (400, 52458672), (420, 49960640), (448, 46838100), (480, 43715560), (525, 39968512), (560, 37470480), (600, 34972448), (640, 32786670), (672, 31225400), (700, 29976384), (768, 27322225), (800, 26229336), (840, 24980320), (896, 23419050), (960, 21857780), (1050, 19984256), (1120, 18735240), (1200, 17486224), (1280, 16393335), (1344, 15612700), (1400, 14988192), (1600, 13114668), (1680, 12490160), (1792, 11709525), (1920, 10928890), (2100, 9992128), (2240, 9367620), (2400, 8743112), (2688, 7806350), (2800, 7494096), (3200, 6557334), (3360, 6245080), (3840, 5464445), (4200, 4996064), (4480, 4683810), (4800, 4371556), (5376, 3903175), (5600, 3747048), (6400, 3278667), (6720, 3122540), (8400, 2498032), (8960, 2341905), (9600, 2185778), (11200, 1873524), (13440, 1561270), (16800, 1249016), (19200, 1092889), (22400, 936762), (26880, 780635), (33600, 624508), (44800, 468381), (67200, 312254), (134400, 156127)]