20844768000

素因数分解:

$2^8\times 3^1\times 5^3\times 7^1\times {\mathrm{31019}}^1$

素因数の和:31060

約数の個数: 288

約数和(自身を含む): 79129290240

約数和(自身を除く): 58284522240

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, 125, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 250, 256, 280, 300, 320, 336, 350, 375, 384, 400, 420, 448, 480, 500, 525, 560, 600, 640, 672, 700, 750, 768, 800, 840, 875, 896, 960, 1000, 1050, 1120, 1200, 1280, 1344, 1400, 1500, 1600, 1680, 1750, 1792, 1920, 2000, 2100, 2240, 2400, 2625, 2688, 2800, 3000, 3200, 3360, 3500, 3840, 4000, 4200, 4480, 4800, 5250, 5376, 5600, 6000, 6400, 6720, 7000, 8000, 8400, 8960, 9600, 10500, 11200, 12000, 13440, 14000, 16000, 16800, 19200, 21000, 22400, 24000, 26880, 28000, 31019, 32000, 33600, 42000, 44800, 48000, 56000, 62038, 67200, 84000, 93057, 96000, 112000, 124076, 134400, 155095, 168000, 186114, 217133, 224000, 248152, 310190, 336000, 372228, 434266, 465285, 496304, 620380, 651399, 672000, 744456, 775475, 868532, 930570, 992608, 1085665, 1240760, 1302798, 1488912, 1550950, 1737064, 1861140, 1985216, 2171330, 2326425, 2481520, 2605596, 2977824, 3101900, 3256995, 3474128, 3722280, 3877375, 3970432, 4342660, 4652850, 4963040, 5211192, 5428325, 5955648, 6203800, 6513990, 6948256, 7444560, 7754750, 7940864, 8685320, 9305700, 9926080, 10422384, 10856650, 11632125, 11911296, 12407600, 13027980, 13896512, 14889120, 15509500, 16284975, 17370640, 18611400, 19852160, 20844768, 21713300, 23264250, 23822592, 24815200, 26055960, 27141625, 27793024, 29778240, 31019000, 32569950, 34741280, 37222800, 39704320, 41689536, 43426600, 46528500, 49630400, 52111920, 54283250, 55586048, 59556480, 62038000, 65139900, 69482560, 74445600, 81424875, 83379072, 86853200, 93057000, 99260800, 104223840, 108566500, 119112960, 124076000, 130279800, 138965120, 148891200, 162849750, 166758144, 173706400, 186114000, 198521600, 208447680, 217133000, 248152000, 260559600, 277930240, 297782400, 325699500, 347412800, 372228000, 416895360, 434266000, 496304000, 521119200, 595564800, 651399000, 694825600, 744456000, 833790720, 868532000, 992608000, 1042238400, 1302798000, 1389651200, 1488912000, 1737064000, 2084476800, 2605596000, 2977824000, 3474128000, 4168953600, 5211192000, 6948256000, 10422384000, 20844768000]

約数ペア:

[(1, 20844768000), (2, 10422384000), (3, 6948256000), (4, 5211192000), (5, 4168953600), (6, 3474128000), (7, 2977824000), (8, 2605596000), (10, 2084476800), (12, 1737064000), (14, 1488912000), (15, 1389651200), (16, 1302798000), (20, 1042238400), (21, 992608000), (24, 868532000), (25, 833790720), (28, 744456000), (30, 694825600), (32, 651399000), (35, 595564800), (40, 521119200), (42, 496304000), (48, 434266000), (50, 416895360), (56, 372228000), (60, 347412800), (64, 325699500), (70, 297782400), (75, 277930240), (80, 260559600), (84, 248152000), (96, 217133000), (100, 208447680), (105, 198521600), (112, 186114000), (120, 173706400), (125, 166758144), (128, 162849750), (140, 148891200), (150, 138965120), (160, 130279800), (168, 124076000), (175, 119112960), (192, 108566500), (200, 104223840), (210, 99260800), (224, 93057000), (240, 86853200), (250, 83379072), (256, 81424875), (280, 74445600), (300, 69482560), (320, 65139900), (336, 62038000), (350, 59556480), (375, 55586048), (384, 54283250), (400, 52111920), (420, 49630400), (448, 46528500), (480, 43426600), (500, 41689536), (525, 39704320), (560, 37222800), (600, 34741280), (640, 32569950), (672, 31019000), (700, 29778240), (750, 27793024), (768, 27141625), (800, 26055960), (840, 24815200), (875, 23822592), (896, 23264250), (960, 21713300), (1000, 20844768), (1050, 19852160), (1120, 18611400), (1200, 17370640), (1280, 16284975), (1344, 15509500), (1400, 14889120), (1500, 13896512), (1600, 13027980), (1680, 12407600), (1750, 11911296), (1792, 11632125), (1920, 10856650), (2000, 10422384), (2100, 9926080), (2240, 9305700), (2400, 8685320), (2625, 7940864), (2688, 7754750), (2800, 7444560), (3000, 6948256), (3200, 6513990), (3360, 6203800), (3500, 5955648), (3840, 5428325), (4000, 5211192), (4200, 4963040), (4480, 4652850), (4800, 4342660), (5250, 3970432), (5376, 3877375), (5600, 3722280), (6000, 3474128), (6400, 3256995), (6720, 3101900), (7000, 2977824), (8000, 2605596), (8400, 2481520), (8960, 2326425), (9600, 2171330), (10500, 1985216), (11200, 1861140), (12000, 1737064), (13440, 1550950), (14000, 1488912), (16000, 1302798), (16800, 1240760), (19200, 1085665), (21000, 992608), (22400, 930570), (24000, 868532), (26880, 775475), (28000, 744456), (31019, 672000), (32000, 651399), (33600, 620380), (42000, 496304), (44800, 465285), (48000, 434266), (56000, 372228), (62038, 336000), (67200, 310190), (84000, 248152), (93057, 224000), (96000, 217133), (112000, 186114), (124076, 168000), (134400, 155095)]