20643698880

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{113777}}^1$

素因数の和:113813

約数の個数: 280

約数和(自身を含む): 83924473248

約数和(自身を除く): 63280774368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 648, 672, 720, 756, 810, 840, 864, 945, 960, 1008, 1080, 1120, 1134, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1728, 1890, 2016, 2160, 2240, 2268, 2520, 2592, 2835, 2880, 3024, 3240, 3360, 3780, 4032, 4320, 4536, 5040, 5184, 5670, 6048, 6480, 6720, 7560, 8640, 9072, 10080, 11340, 12096, 12960, 15120, 18144, 20160, 22680, 25920, 30240, 36288, 45360, 60480, 90720, 113777, 181440, 227554, 341331, 455108, 568885, 682662, 796439, 910216, 1023993, 1137770, 1365324, 1592878, 1706655, 1820432, 2047986, 2275540, 2389317, 2730648, 3071979, 3185756, 3413310, 3640864, 3982195, 4095972, 4551080, 4778634, 5119965, 5461296, 6143958, 6371512, 6826620, 7167951, 7281728, 7964390, 8191944, 9102160, 9215937, 9557268, 10239930, 10922592, 11946585, 12287916, 12743024, 13653240, 14335902, 15359895, 15928780, 16383888, 18204320, 18431874, 19114536, 20479860, 21503853, 21845184, 23893170, 24575832, 25486048, 27306480, 28671804, 30719790, 31857560, 32767776, 35839755, 36408640, 36863748, 38229072, 40959720, 43007706, 46079685, 47786340, 49151664, 50972096, 54612960, 57343608, 61439580, 63715120, 64511559, 65535552, 71679510, 73727496, 76458144, 81919440, 86015412, 92159370, 95572680, 98303328, 107519265, 109225920, 114687216, 122879160, 127430240, 129023118, 143359020, 147454992, 152916288, 163838880, 172030824, 184318740, 191145360, 196606656, 215038530, 229374432, 245758320, 254860480, 258046236, 286718040, 294909984, 322557795, 327677760, 344061648, 368637480, 382290720, 430077060, 458748864, 491516640, 516092472, 573436080, 589819968, 645115590, 688123296, 737274960, 764581440, 860154120, 983033280, 1032184944, 1146872160, 1290231180, 1376246592, 1474549920, 1720308240, 2064369888, 2293744320, 2580462360, 2949099840, 3440616480, 4128739776, 5160924720, 6881232960, 10321849440, 20643698880]

約数ペア:

[(1, 20643698880), (2, 10321849440), (3, 6881232960), (4, 5160924720), (5, 4128739776), (6, 3440616480), (7, 2949099840), (8, 2580462360), (9, 2293744320), (10, 2064369888), (12, 1720308240), (14, 1474549920), (15, 1376246592), (16, 1290231180), (18, 1146872160), (20, 1032184944), (21, 983033280), (24, 860154120), (27, 764581440), (28, 737274960), (30, 688123296), (32, 645115590), (35, 589819968), (36, 573436080), (40, 516092472), (42, 491516640), (45, 458748864), (48, 430077060), (54, 382290720), (56, 368637480), (60, 344061648), (63, 327677760), (64, 322557795), (70, 294909984), (72, 286718040), (80, 258046236), (81, 254860480), (84, 245758320), (90, 229374432), (96, 215038530), (105, 196606656), (108, 191145360), (112, 184318740), (120, 172030824), (126, 163838880), (135, 152916288), (140, 147454992), (144, 143359020), (160, 129023118), (162, 127430240), (168, 122879160), (180, 114687216), (189, 109225920), (192, 107519265), (210, 98303328), (216, 95572680), (224, 92159370), (240, 86015412), (252, 81919440), (270, 76458144), (280, 73727496), (288, 71679510), (315, 65535552), (320, 64511559), (324, 63715120), (336, 61439580), (360, 57343608), (378, 54612960), (405, 50972096), (420, 49151664), (432, 47786340), (448, 46079685), (480, 43007706), (504, 40959720), (540, 38229072), (560, 36863748), (567, 36408640), (576, 35839755), (630, 32767776), (648, 31857560), (672, 30719790), (720, 28671804), (756, 27306480), (810, 25486048), (840, 24575832), (864, 23893170), (945, 21845184), (960, 21503853), (1008, 20479860), (1080, 19114536), (1120, 18431874), (1134, 18204320), (1260, 16383888), (1296, 15928780), (1344, 15359895), (1440, 14335902), (1512, 13653240), (1620, 12743024), (1680, 12287916), (1728, 11946585), (1890, 10922592), (2016, 10239930), (2160, 9557268), (2240, 9215937), (2268, 9102160), (2520, 8191944), (2592, 7964390), (2835, 7281728), (2880, 7167951), (3024, 6826620), (3240, 6371512), (3360, 6143958), (3780, 5461296), (4032, 5119965), (4320, 4778634), (4536, 4551080), (5040, 4095972), (5184, 3982195), (5670, 3640864), (6048, 3413310), (6480, 3185756), (6720, 3071979), (7560, 2730648), (8640, 2389317), (9072, 2275540), (10080, 2047986), (11340, 1820432), (12096, 1706655), (12960, 1592878), (15120, 1365324), (18144, 1137770), (20160, 1023993), (22680, 910216), (25920, 796439), (30240, 682662), (36288, 568885), (45360, 455108), (60480, 341331), (90720, 227554), (113777, 181440)]