20281968000

素因数分解:

$2^7\times 3^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:417

約数の個数: 1024

約数和(自身を含む): 90125568000

約数和(自身を除く): 69843600000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 50, 54, 56, 57, 60, 63, 64, 70, 72, 75, 76, 80, 84, 90, 95, 96, 100, 105, 108, 112, 114, 120, 125, 126, 128, 133, 135, 140, 144, 150, 152, 160, 168, 171, 175, 180, 189, 190, 192, 200, 210, 216, 224, 225, 228, 240, 250, 252, 266, 270, 280, 285, 288, 300, 304, 315, 320, 336, 342, 350, 353, 360, 375, 378, 380, 384, 399, 400, 420, 432, 448, 450, 456, 475, 480, 500, 504, 513, 525, 532, 540, 560, 570, 576, 600, 608, 630, 640, 665, 672, 675, 684, 700, 706, 720, 750, 756, 760, 798, 800, 840, 855, 864, 875, 896, 900, 912, 945, 950, 960, 1000, 1008, 1026, 1050, 1059, 1064, 1080, 1120, 1125, 1140, 1152, 1197, 1200, 1216, 1260, 1330, 1344, 1350, 1368, 1400, 1412, 1425, 1440, 1500, 1512, 1520, 1575, 1596, 1600, 1680, 1710, 1728, 1750, 1765, 1800, 1824, 1890, 1900, 1920, 1995, 2000, 2016, 2052, 2100, 2118, 2128, 2160, 2240, 2250, 2280, 2375, 2394, 2400, 2432, 2471, 2520, 2565, 2625, 2660, 2688, 2700, 2736, 2800, 2824, 2850, 2880, 3000, 3024, 3040, 3150, 3177, 3192, 3200, 3325, 3360, 3375, 3420, 3456, 3500, 3530, 3591, 3600, 3648, 3780, 3800, 3990, 4000, 4032, 4104, 4200, 4236, 4256, 4275, 4320, 4480, 4500, 4560, 4725, 4750, 4788, 4800, 4942, 5040, 5130, 5250, 5295, 5320, 5400, 5472, 5600, 5648, 5700, 5760, 5985, 6000, 6048, 6080, 6300, 6354, 6384, 6650, 6707, 6720, 6750, 6840, 7000, 7060, 7125, 7182, 7200, 7296, 7413, 7560, 7600, 7875, 7980, 8000, 8064, 8208, 8400, 8472, 8512, 8550, 8640, 8825, 9000, 9120, 9450, 9500, 9531, 9576, 9600, 9884, 9975, 10080, 10260, 10500, 10590, 10640, 10800, 10944, 11200, 11296, 11400, 11970, 12000, 12096, 12160, 12355, 12600, 12708, 12768, 12825, 13300, 13414, 13440, 13500, 13680, 14000, 14120, 14250, 14364, 14400, 14826, 15120, 15200, 15750, 15885, 15960, 16000, 16416, 16625, 16800, 16944, 17024, 17100, 17280, 17650, 17955, 18000, 18240, 18900, 19000, 19062, 19152, 19768, 19950, 20121, 20160, 20520, 21000, 21180, 21280, 21375, 21600, 21888, 22239, 22400, 22592, 22800, 23625, 23940, 24000, 24192, 24710, 25200, 25416, 25536, 25650, 26475, 26600, 26828, 27000, 27360, 28000, 28240, 28500, 28728, 28800, 29652, 29925, 30240, 30400, 31500, 31770, 31920, 32832, 33250, 33535, 33600, 33888, 34200, 35300, 35910, 36000, 36480, 37065, 37800, 38000, 38124, 38304, 39536, 39900, 40242, 40320, 41040, 42000, 42360, 42560, 42750, 43200, 44125, 44478, 45184, 45600, 46949, 47250, 47655, 47880, 48000, 49420, 49875, 50400, 50832, 51072, 51300, 52950, 53200, 53656, 54000, 54720, 56000, 56480, 57000, 57456, 59304, 59850, 60363, 60480, 60800, 61775, 63000, 63540, 63840, 64125, 65664, 66500, 66717, 67070, 67200, 67776, 68400, 70600, 71820, 72000, 74130, 75600, 76000, 76248, 76608, 79072, 79425, 79800, 80484, 82080, 84000, 84720, 85120, 85500, 86400, 88250, 88956, 89775, 91200, 93898, 94500, 95310, 95760, 98840, 99750, 100605, 100800, 101664, 102600, 105900, 106400, 107312, 108000, 109440, 111195, 112000, 112960, 114000, 114912, 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2253552, 2298240, 2347450, 2372160, 2382750, 2394000, 2414520, 2471000, 2515125, 2535246, 2541600, 2575488, 2668680, 2682800, 2736000, 2779875, 2816940, 2824000, 2846592, 2872800, 2897424, 2965200, 3004736, 3018150, 3024000, 3049920, 3177000, 3192000, 3219360, 3335850, 3353500, 3380328, 3388800, 3521175, 3558240, 3591000, 3621780, 3706500, 3755920, 3812400, 3830400, 3863232, 3953600, 4024200, 4104000, 4225410, 4236000, 4269888, 4292480, 4447800, 4507104, 4527225, 4694900, 4744320, 4765500, 4788000, 4829040, 4942000, 5030250, 5070492, 5083200, 5337360, 5365600, 5559750, 5633880, 5648000, 5745600, 5794848, 5868625, 5930400, 6009472, 6036300, 6099840, 6338115, 6354000, 6384000, 6438720, 6671700, 6707000, 6760656, 7042350, 7116480, 7182000, 7243560, 7413000, 7511840, 7545375, 7624800, 7726464, 7907200, 8048400, 8208000, 8339625, 8450820, 8472000, 8539776, 8895600, 9014208, 9054450, 9389800, 9531000, 9576000, 9658080, 9884000, 10060500, 10140984, 10166400, 10563525, 10674720, 10731200, 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84508200, 88956000, 90142080, 90544500, 93898000, 96580800, 101409840, 105635250, 106747200, 107312000, 112677600, 115896960, 118608000, 120726000, 126762300, 133434000, 135213120, 140847000, 144871200, 150236800, 152496000, 158452875, 160968000, 162255744, 169016400, 177912000, 181089000, 187796000, 193161600, 202819680, 211270500, 213494400, 225355200, 241452000, 253524600, 266868000, 270426240, 281694000, 289742400, 316905750, 321936000, 338032800, 355824000, 362178000, 375592000, 405639360, 422541000, 450710400, 482904000, 507049200, 533736000, 563388000, 579484800, 633811500, 676065600, 724356000, 751184000, 811278720, 845082000, 965808000, 1014098400, 1067472000, 1126776000, 1267623000, 1352131200, 1448712000, 1690164000, 2028196800, 2253552000, 2535246000, 2897424000, 3380328000, 4056393600, 5070492000, 6760656000, 10140984000, 20281968000]

約数ペア:

[(1, 20281968000), (2, 10140984000), (3, 6760656000), (4, 5070492000), (5, 4056393600), (6, 3380328000), (7, 2897424000), (8, 2535246000), (9, 2253552000), (10, 2028196800), (12, 1690164000), (14, 1448712000), (15, 1352131200), (16, 1267623000), (18, 1126776000), (19, 1067472000), (20, 1014098400), (21, 965808000), (24, 845082000), (25, 811278720), (27, 751184000), (28, 724356000), (30, 676065600), (32, 633811500), (35, 579484800), (36, 563388000), (38, 533736000), (40, 507049200), (42, 482904000), (45, 450710400), (48, 422541000), (50, 405639360), (54, 375592000), (56, 362178000), (57, 355824000), (60, 338032800), (63, 321936000), (64, 316905750), (70, 289742400), (72, 281694000), (75, 270426240), (76, 266868000), (80, 253524600), (84, 241452000), (90, 225355200), (95, 213494400), (96, 211270500), (100, 202819680), (105, 193161600), (108, 187796000), (112, 181089000), (114, 177912000), (120, 169016400), (125, 162255744), (126, 160968000), (128, 158452875), (133, 152496000), (135, 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