20319120000

素因数分解:

$2^7\times 3^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:475

約数の個数: 640

約数和(自身を含む): 78387408000

約数和(自身を除く): 58068288000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 27, 30, 32, 36, 40, 45, 46, 48, 50, 54, 60, 64, 69, 72, 75, 80, 90, 92, 96, 100, 108, 115, 120, 125, 128, 135, 138, 144, 150, 160, 180, 184, 192, 200, 207, 216, 225, 230, 240, 250, 270, 276, 288, 300, 320, 345, 360, 368, 375, 384, 400, 409, 414, 432, 450, 460, 480, 500, 540, 552, 575, 576, 600, 621, 625, 640, 675, 690, 720, 736, 750, 800, 818, 828, 864, 900, 920, 960, 1000, 1035, 1080, 1104, 1125, 1150, 1152, 1200, 1227, 1242, 1250, 1350, 1380, 1440, 1472, 1500, 1600, 1636, 1656, 1725, 1728, 1800, 1840, 1875, 1920, 2000, 2045, 2070, 2160, 2208, 2250, 2300, 2400, 2454, 2484, 2500, 2700, 2760, 2875, 2880, 2944, 3000, 3105, 3200, 3272, 3312, 3375, 3450, 3456, 3600, 3680, 3681, 3750, 4000, 4090, 4140, 4320, 4416, 4500, 4600, 4800, 4908, 4968, 5000, 5175, 5400, 5520, 5625, 5750, 5760, 6000, 6135, 6210, 6544, 6624, 6750, 6900, 7200, 7360, 7362, 7500, 8000, 8180, 8280, 8625, 8640, 8832, 9000, 9200, 9407, 9600, 9816, 9936, 10000, 10225, 10350, 10800, 11040, 11043, 11250, 11500, 12000, 12270, 12420, 13088, 13248, 13500, 13800, 14375, 14400, 14720, 14724, 15000, 15525, 16000, 16360, 16560, 16875, 17250, 17280, 18000, 18400, 18405, 18814, 19632, 19872, 20000, 20450, 20700, 21600, 22080, 22086, 22500, 23000, 24000, 24540, 24840, 25875, 26176, 26496, 27000, 27600, 28221, 28750, 28800, 29448, 30000, 30675, 31050, 32720, 33120, 33750, 34500, 36000, 36800, 36810, 37628, 39264, 39744, 40000, 40900, 41400, 43125, 43200, 44160, 44172, 45000, 46000, 47035, 48000, 49080, 49680, 51125, 51750, 52352, 54000, 55200, 55215, 56442, 57500, 58896, 60000, 61350, 62100, 65440, 66240, 67500, 69000, 72000, 73600, 73620, 75256, 77625, 78528, 79488, 80000, 81800, 82800, 84663, 86250, 86400, 88344, 90000, 92000, 92025, 94070, 98160, 99360, 102250, 103500, 108000, 110400, 110430, 112884, 115000, 117792, 120000, 122700, 124200, 129375, 130880, 132480, 135000, 138000, 141105, 144000, 147240, 150512, 153375, 155250, 157056, 163600, 165600, 169326, 172500, 176688, 180000, 184000, 184050, 188140, 196320, 198720, 204500, 207000, 216000, 220800, 220860, 225768, 230000, 235175, 235584, 240000, 245400, 248400, 253989, 255625, 258750, 261760, 270000, 276000, 276075, 282210, 294480, 301024, 306750, 310500, 327200, 331200, 338652, 345000, 353376, 360000, 368000, 368100, 376280, 388125, 392640, 397440, 409000, 414000, 423315, 432000, 441720, 451536, 460000, 460125, 470350, 471168, 490800, 496800, 507978, 511250, 517500, 540000, 552000, 552150, 564420, 588960, 602048, 613500, 621000, 654400, 662400, 677304, 690000, 705525, 706752, 720000, 736200, 752560, 766875, 776250, 785280, 818000, 828000, 846630, 883440, 903072, 920000, 920250, 940700, 981600, 993600, 1015956, 1022500, 1035000, 1080000, 1104000, 1104300, 1128840, 1175875, 1177920, 1204096, 1227000, 1242000, 1269945, 1308800, 1354608, 1380000, 1380375, 1411050, 1413504, 1472400, 1505120, 1533750, 1552500, 1636000, 1656000, 1693260, 1766880, 1806144, 1840000, 1840500, 1881400, 1963200, 1987200, 2031912, 2045000, 2070000, 2116575, 2160000, 2208600, 2257680, 2300625, 2351750, 2355840, 2454000, 2484000, 2539890, 2709216, 2760000, 2760750, 2822100, 2944800, 3010240, 3067500, 3105000, 3272000, 3312000, 3386520, 3527625, 3533760, 3612288, 3681000, 3762800, 3926400, 4063824, 4090000, 4140000, 4233150, 4417200, 4515360, 4601250, 4703500, 4908000, 4968000, 5079780, 5418432, 5520000, 5521500, 5644200, 5879375, 5889600, 6020480, 6135000, 6210000, 6349725, 6544000, 6773040, 6901875, 7055250, 7067520, 7362000, 7525600, 8127648, 8180000, 8280000, 8466300, 8834400, 9030720, 9202500, 9407000, 9816000, 9936000, 10159560, 10582875, 10836864, 11043000, 11288400, 11758750, 11779200, 12270000, 12420000, 12699450, 13546080, 13803750, 14110500, 14724000, 15051200, 16255296, 16360000, 16560000, 16932600, 17638125, 17668800, 18061440, 18405000, 18814000, 19632000, 20319120, 21165750, 22086000, 22576800, 23517500, 24540000, 24840000, 25398900, 27092160, 27607500, 28221000, 29448000, 30102400, 31748625, 32510592, 32720000, 33865200, 35276250, 35337600, 36810000, 37628000, 40638240, 42331500, 44172000, 45153600, 47035000, 49080000, 49680000, 50797800, 52914375, 54184320, 55215000, 56442000, 58896000, 63497250, 67730400, 70552500, 73620000, 75256000, 81276480, 84663000, 88344000, 90307200, 94070000, 98160000, 101595600, 105828750, 110430000, 112884000, 126994500, 135460800, 141105000, 147240000, 150512000, 158743125, 162552960, 169326000, 176688000, 188140000, 203191200, 211657500, 220860000, 225768000, 253989000, 270921600, 282210000, 294480000, 317486250, 338652000, 376280000, 406382400, 423315000, 441720000, 451536000, 507978000, 564420000, 634972500, 677304000, 752560000, 812764800, 846630000, 883440000, 1015956000, 1128840000, 1269945000, 1354608000, 1693260000, 2031912000, 2257680000, 2539890000, 3386520000, 4063824000, 5079780000, 6773040000, 10159560000, 20319120000]

約数ペア:

[(1, 20319120000), (2, 10159560000), (3, 6773040000), (4, 5079780000), (5, 4063824000), (6, 3386520000), (8, 2539890000), (9, 2257680000), (10, 2031912000), (12, 1693260000), (15, 1354608000), (16, 1269945000), (18, 1128840000), (20, 1015956000), (23, 883440000), (24, 846630000), (25, 812764800), (27, 752560000), (30, 677304000), (32, 634972500), (36, 564420000), (40, 507978000), (45, 451536000), (46, 441720000), (48, 423315000), (50, 406382400), (54, 376280000), (60, 338652000), (64, 317486250), (69, 294480000), (72, 282210000), (75, 270921600), (80, 253989000), (90, 225768000), (92, 220860000), (96, 211657500), (100, 203191200), (108, 188140000), (115, 176688000), (120, 169326000), (125, 162552960), (128, 158743125), (135, 150512000), (138, 147240000), (144, 141105000), (150, 135460800), (160, 126994500), (180, 112884000), (184, 110430000), (192, 105828750), (200, 101595600), (207, 98160000), (216, 94070000), (225, 90307200), (230, 88344000), (240, 84663000), (250, 81276480), (270, 75256000), (276, 73620000), (288, 70552500), (300, 67730400), (320, 63497250), (345, 58896000), (360, 56442000), (368, 55215000), (375, 54184320), (384, 52914375), (400, 50797800), (409, 49680000), (414, 49080000), (432, 47035000), (450, 45153600), (460, 44172000), (480, 42331500), (500, 40638240), (540, 37628000), (552, 36810000), (575, 35337600), (576, 35276250), (600, 33865200), (621, 32720000), (625, 32510592), (640, 31748625), (675, 30102400), (690, 29448000), (720, 28221000), (736, 27607500), (750, 27092160), (800, 25398900), (818, 24840000), (828, 24540000), (864, 23517500), (900, 22576800), (920, 22086000), (960, 21165750), (1000, 20319120), (1035, 19632000), (1080, 18814000), (1104, 18405000), (1125, 18061440), (1150, 17668800), (1152, 17638125), (1200, 16932600), (1227, 16560000), (1242, 16360000), (1250, 16255296), (1350, 15051200), (1380, 14724000), (1440, 14110500), (1472, 13803750), (1500, 13546080), (1600, 12699450), (1636, 12420000), (1656, 12270000), (1725, 11779200), (1728, 11758750), (1800, 11288400), (1840, 11043000), (1875, 10836864), (1920, 10582875), (2000, 10159560), (2045, 9936000), (2070, 9816000), (2160, 9407000), (2208, 9202500), (2250, 9030720), (2300, 8834400), (2400, 8466300), (2454, 8280000), (2484, 8180000), (2500, 8127648), (2700, 7525600), (2760, 7362000), (2875, 7067520), (2880, 7055250), (2944, 6901875), (3000, 6773040), (3105, 6544000), (3200, 6349725), (3272, 6210000), (3312, 6135000), (3375, 6020480), (3450, 5889600), (3456, 5879375), (3600, 5644200), (3680, 5521500), (3681, 5520000), (3750, 5418432), (4000, 5079780), (4090, 4968000), (4140, 4908000), (4320, 4703500), (4416, 4601250), (4500, 4515360), (4600, 4417200), (4800, 4233150), (4908, 4140000), (4968, 4090000), (5000, 4063824), (5175, 3926400), (5400, 3762800), (5520, 3681000), (5625, 3612288), (5750, 3533760), (5760, 3527625), (6000, 3386520), (6135, 3312000), (6210, 3272000), (6544, 3105000), (6624, 3067500), (6750, 3010240), (6900, 2944800), (7200, 2822100), (7360, 2760750), (7362, 2760000), (7500, 2709216), (8000, 2539890), (8180, 2484000), (8280, 2454000), (8625, 2355840), (8640, 2351750), (8832, 2300625), (9000, 2257680), (9200, 2208600), (9407, 2160000), (9600, 2116575), (9816, 2070000), (9936, 2045000), (10000, 2031912), (10225, 1987200), (10350, 1963200), (10800, 1881400), (11040, 1840500), (11043, 1840000), (11250, 1806144), (11500, 1766880), (12000, 1693260), (12270, 1656000), (12420, 1636000), (13088, 1552500), (13248, 1533750), (13500, 1505120), (13800, 1472400), (14375, 1413504), (14400, 1411050), (14720, 1380375), (14724, 1380000), (15000, 1354608), (15525, 1308800), (16000, 1269945), (16360, 1242000), (16560, 1227000), (16875, 1204096), (17250, 1177920), (17280, 1175875), (18000, 1128840), (18400, 1104300), (18405, 1104000), (18814, 1080000), (19632, 1035000), (19872, 1022500), (20000, 1015956), (20450, 993600), (20700, 981600), (21600, 940700), (22080, 920250), (22086, 920000), (22500, 903072), (23000, 883440), (24000, 846630), (24540, 828000), (24840, 818000), (25875, 785280), (26176, 776250), (26496, 766875), (27000, 752560), (27600, 736200), (28221, 720000), (28750, 706752), (28800, 705525), (29448, 690000), (30000, 677304), (30675, 662400), (31050, 654400), (32720, 621000), (33120, 613500), (33750, 602048), (34500, 588960), (36000, 564420), (36800, 552150), (36810, 552000), (37628, 540000), (39264, 517500), (39744, 511250), (40000, 507978), (40900, 496800), (41400, 490800), (43125, 471168), (43200, 470350), (44160, 460125), (44172, 460000), (45000, 451536), (46000, 441720), (47035, 432000), (48000, 423315), (49080, 414000), (49680, 409000), (51125, 397440), (51750, 392640), (52352, 388125), (54000, 376280), (55200, 368100), (55215, 368000), (56442, 360000), (57500, 353376), (58896, 345000), (60000, 338652), (61350, 331200), (62100, 327200), (65440, 310500), (66240, 306750), (67500, 301024), (69000, 294480), (72000, 282210), (73600, 276075), (73620, 276000), (75256, 270000), (77625, 261760), (78528, 258750), (79488, 255625), (80000, 253989), (81800, 248400), (82800, 245400), (84663, 240000), (86250, 235584), (86400, 235175), (88344, 230000), (90000, 225768), (92000, 220860), (92025, 220800), (94070, 216000), (98160, 207000), (99360, 204500), (102250, 198720), (103500, 196320), (108000, 188140), (110400, 184050), (110430, 184000), (112884, 180000), (115000, 176688), (117792, 172500), (120000, 169326), (122700, 165600), (124200, 163600), (129375, 157056), (130880, 155250), (132480, 153375), (135000, 150512), (138000, 147240), (141105, 144000)]