81540816000

素因数分解:

$2^7\times 3^1\times 5^3\times 7^1\times {\mathrm{242681}}^1$

素因数の和:242720

約数の個数: 256

約数和(自身を含む): 308924478720

約数和(自身を除く): 227383662720

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, 280, 300, 320, 336, 350, 375, 384, 400, 420, 448, 480, 500, 525, 560, 600, 640, 672, 700, 750, 800, 840, 875, 896, 960, 1000, 1050, 1120, 1200, 1344, 1400, 1500, 1600, 1680, 1750, 1920, 2000, 2100, 2240, 2400, 2625, 2688, 2800, 3000, 3200, 3360, 3500, 4000, 4200, 4480, 4800, 5250, 5600, 6000, 6720, 7000, 8000, 8400, 9600, 10500, 11200, 12000, 13440, 14000, 16000, 16800, 21000, 22400, 24000, 28000, 33600, 42000, 48000, 56000, 67200, 84000, 112000, 168000, 242681, 336000, 485362, 728043, 970724, 1213405, 1456086, 1698767, 1941448, 2426810, 2912172, 3397534, 3640215, 3882896, 4853620, 5096301, 5824344, 6067025, 6795068, 7280430, 7765792, 8493835, 9707240, 10192602, 11648688, 12134050, 13590136, 14560860, 15531584, 16987670, 18201075, 19414480, 20385204, 23297376, 24268100, 25481505, 27180272, 29121720, 30335125, 31063168, 33975340, 36402150, 38828960, 40770408, 42469175, 46594752, 48536200, 50963010, 54360544, 58243440, 60670250, 67950680, 72804300, 77657920, 81540816, 84938350, 91005375, 93189504, 97072400, 101926020, 108721088, 116486880, 121340500, 127407525, 135901360, 145608600, 155315840, 163081632, 169876700, 182010750, 194144800, 203852040, 212345875, 217442176, 232973760, 242681000, 254815050, 271802720, 291217200, 326163264, 339753400, 364021500, 388289600, 407704080, 424691750, 465947520, 485362000, 509630100, 543605440, 582434400, 637037625, 652326528, 679506800, 728043000, 776579200, 815408160, 849383500, 970724000, 1019260200, 1087210880, 1164868800, 1274075250, 1359013600, 1456086000, 1630816320, 1698767000, 1941448000, 2038520400, 2329737600, 2548150500, 2718027200, 2912172000, 3261632640, 3397534000, 3882896000, 4077040800, 5096301000, 5436054400, 5824344000, 6795068000, 8154081600, 10192602000, 11648688000, 13590136000, 16308163200, 20385204000, 27180272000, 40770408000, 81540816000]

約数ペア:

[(1, 81540816000), (2, 40770408000), (3, 27180272000), (4, 20385204000), (5, 16308163200), (6, 13590136000), (7, 11648688000), (8, 10192602000), (10, 8154081600), (12, 6795068000), (14, 5824344000), (15, 5436054400), (16, 5096301000), (20, 4077040800), (21, 3882896000), (24, 3397534000), (25, 3261632640), (28, 2912172000), (30, 2718027200), (32, 2548150500), (35, 2329737600), (40, 2038520400), (42, 1941448000), (48, 1698767000), (50, 1630816320), (56, 1456086000), (60, 1359013600), (64, 1274075250), (70, 1164868800), (75, 1087210880), (80, 1019260200), (84, 970724000), (96, 849383500), (100, 815408160), (105, 776579200), (112, 728043000), (120, 679506800), (125, 652326528), (128, 637037625), (140, 582434400), (150, 543605440), (160, 509630100), (168, 485362000), (175, 465947520), (192, 424691750), (200, 407704080), (210, 388289600), (224, 364021500), (240, 339753400), (250, 326163264), (280, 291217200), (300, 271802720), (320, 254815050), (336, 242681000), (350, 232973760), (375, 217442176), (384, 212345875), (400, 203852040), (420, 194144800), (448, 182010750), (480, 169876700), (500, 163081632), (525, 155315840), (560, 145608600), (600, 135901360), (640, 127407525), (672, 121340500), (700, 116486880), (750, 108721088), (800, 101926020), (840, 97072400), (875, 93189504), (896, 91005375), (960, 84938350), (1000, 81540816), (1050, 77657920), (1120, 72804300), (1200, 67950680), (1344, 60670250), (1400, 58243440), (1500, 54360544), (1600, 50963010), (1680, 48536200), (1750, 46594752), (1920, 42469175), (2000, 40770408), (2100, 38828960), (2240, 36402150), (2400, 33975340), (2625, 31063168), (2688, 30335125), (2800, 29121720), (3000, 27180272), (3200, 25481505), (3360, 24268100), (3500, 23297376), (4000, 20385204), (4200, 19414480), (4480, 18201075), (4800, 16987670), (5250, 15531584), (5600, 14560860), (6000, 13590136), (6720, 12134050), (7000, 11648688), (8000, 10192602), (8400, 9707240), (9600, 8493835), (10500, 7765792), (11200, 7280430), (12000, 6795068), (13440, 6067025), (14000, 5824344), (16000, 5096301), (16800, 4853620), (21000, 3882896), (22400, 3640215), (24000, 3397534), (28000, 2912172), (33600, 2426810), (42000, 1941448), (48000, 1698767), (56000, 1456086), (67200, 1213405), (84000, 970724), (112000, 728043), (168000, 485362), (242681, 336000)]