20105019480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:296

約数の個数: 768

約数和(自身を含む): 80898048000

約数和(自身を除く): 60793028520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 49, 52, 56, 57, 60, 65, 70, 76, 78, 84, 91, 95, 98, 104, 105, 109, 114, 120, 127, 130, 133, 140, 147, 152, 156, 168, 182, 190, 195, 196, 210, 218, 228, 245, 247, 254, 260, 266, 273, 280, 285, 294, 312, 327, 364, 380, 381, 390, 392, 399, 420, 436, 455, 456, 490, 494, 508, 520, 532, 545, 546, 570, 588, 635, 637, 654, 665, 728, 735, 741, 760, 762, 763, 780, 798, 840, 872, 889, 910, 931, 980, 988, 1016, 1064, 1090, 1092, 1140, 1176, 1235, 1270, 1274, 1308, 1330, 1365, 1417, 1470, 1482, 1524, 1526, 1560, 1596, 1635, 1651, 1729, 1778, 1820, 1862, 1905, 1911, 1960, 1976, 1995, 2071, 2180, 2184, 2280, 2289, 2413, 2470, 2540, 2548, 2616, 2660, 2667, 2730, 2793, 2834, 2940, 2964, 3048, 3052, 3185, 3192, 3270, 3302, 3458, 3556, 3640, 3705, 3724, 3810, 3815, 3822, 3990, 4142, 4251, 4360, 4445, 4578, 4655, 4826, 4940, 4953, 5080, 5096, 5187, 5320, 5334, 5341, 5460, 5586, 5668, 5880, 5928, 6104, 6213, 6223, 6370, 6540, 6604, 6916, 7085, 7112, 7239, 7410, 7448, 7620, 7630, 7644, 7980, 8255, 8284, 8502, 8645, 8890, 9156, 9310, 9555, 9652, 9880, 9906, 9919, 10355, 10374, 10668, 10682, 10920, 11172, 11336, 11445, 11557, 12065, 12103, 12426, 12446, 12740, 13080, 13208, 13335, 13832, 13843, 13965, 14170, 14478, 14497, 14820, 15240, 15260, 15288, 15960, 16023, 16510, 16568, 16891, 17004, 17290, 17780, 18312, 18620, 18669, 19110, 19304, 19812, 19838, 20710, 20748, 21255, 21336, 21364, 22344, 22890, 23114, 24130, 24206, 24765, 24852, 24892, 25480, 25935, 26670, 26705, 26923, 27686, 27930, 28340, 28956, 28994, 29640, 29757, 30520, 31065, 31115, 31369, 32046, 33020, 33782, 34008, 34580, 34671, 35560, 36195, 36309, 37240, 37338, 38220, 39624, 39676, 41420, 41496, 41529, 42510, 42728, 43491, 45780, 46228, 48260, 48412, 49530, 49595, 49704, 49784, 50673, 51870, 53340, 53410, 53846, 55372, 55860, 56680, 57785, 57912, 57988, 59514, 60515, 62130, 62230, 62738, 64092, 66040, 67564, 69160, 69215, 69342, 69433, 72390, 72485, 72618, 74676, 76440, 79352, 80115, 80769, 80899, 82840, 83058, 84455, 85020, 86982, 91560, 92456, 93345, 94107, 96520, 96824, 96901, 99060, 99190, 101346, 101479, 103740, 106680, 106820, 107692, 110744, 111720, 115570, 115976, 118237, 119028, 121030, 124260, 124460, 125476, 128184, 134615, 135128, 138430, 138684, 138866, 144780, 144970, 145236, 148785, 149352, 156845, 160230, 161538, 161798, 166116, 168910, 170040, 173355, 173964, 179959, 181545, 186690, 188214, 188461, 193802, 198120, 198380, 202692, 202958, 207480, 207645, 208299, 213640, 215384, 217455, 219583, 231140, 236474, 238056, 242060, 242697, 248520, 248920, 250952, 253365, 263017, 269230, 276860, 277368, 277732, 289560, 289940, 290472, 290703, 297570, 304437, 313690, 320460, 323076, 323596, 332232, 337820, 346710, 347165, 347928, 354711, 359918, 363090, 373380, 376428, 376922, 387604, 396760, 403845, 404495, 405384, 405916, 415290, 416598, 434910, 439166, 462280, 470535, 472948, 484120, 484505, 485394, 506730, 507395, 526034, 538460, 539877, 553720, 555464, 565383, 579880, 581406, 591185, 595140, 608874, 627380, 640920, 646152, 647192, 658749, 675640, 678307, 693420, 694330, 709422, 719836, 726180, 746760, 752856, 753844, 775208, 789051, 807690, 808990, 811832, 830580, 833196, 869820, 878332, 899795, 941070, 942305, 945896, 969010, 970788, 1013460, 1014790, 1041495, 1052068, 1076920, 1079754, 1097915, 1130766, 1162812, 1182370, 1190280, 1213485, 1217748, 1254760, 1259713, 1315085, 1317498, 1319227, 1356614, 1386840, 1388660, 1418844, 1439672, 1452360, 1453515, 1507688, 1522185, 1537081, 1578102, 1615380, 1617980, 1661160, 1666392, 1739640, 1756664, 1773555, 1799590, 1841119, 1882140, 1884610, 1938020, 1941576, 2026920, 2029580, 2034921, 2082990, 2104136, 2159508, 2195830, 2261532, 2325624, 2364740, 2426970, 2435496, 2519426, 2630170, 2634996, 2638454, 2699385, 2713228, 2777320, 2826915, 2837688, 2907030, 3044370, 3074162, 3156204, 3230760, 3235960, 3293745, 3391535, 3419221, 3547110, 3599180, 3682238, 3764280, 3769220, 3779139, 3876040, 3945255, 3957681, 4059160, 4069842, 4165980, 4319016, 4391660, 4523064, 4611243, 4729480, 4853940, 5038852, 5260340, 5269992, 5276908, 5398770, 5426456, 5523357, 5653830, 5814060, 6088740, 6148324, 6298565, 6312408, 6587490, 6596135, 6783070, 6838442, 7094220, 7198360, 7364476, 7538440, 7558278, 7685405, 7890510, 7915362, 8139684, 8331960, 8783320, 8817991, 9205595, 9222486, 9707880, 10077704, 10174605, 10257663, 10520680, 10553816, 10797540, 11046714, 11307660, 11628120, 12177480, 12296648, 12597130, 12887833, 13174980, 13192270, 13566140, 13676884, 14188440, 14728952, 15116556, 15370810, 15781020, 15830724, 16279368, 17096105, 17635982, 18411190, 18444972, 18895695, 19788405, 20349210, 20515326, 21595080, 22093428, 22615320, 23056215, 23934547, 25194260, 25775666, 26349960, 26384540, 26453973, 27132280, 27353768, 27616785, 30233112, 30741620, 31562040, 31661448, 34192210, 35271964, 36822380, 36889944, 37791390, 38663499, 39576810, 40698420, 41030652, 44089955, 44186856, 46112430, 47869094, 50388520, 51288315, 51551332, 52769080, 52907946, 55233570, 61483240, 64439165, 68384420, 70543928, 71803641, 73644760, 75582780, 77326998, 79153620, 81396840, 82061304, 88179910, 92224860, 95738188, 102576630, 103102664, 105815892, 110467140, 119672735, 128878330, 132269865, 136768840, 143607282, 151165560, 154653996, 158307240, 167541829, 176359820, 184449720, 191476376, 193317495, 205153260, 211631784, 220934280, 239345470, 257756660, 264539730, 287214564, 309307992, 335083658, 352719640, 359018205, 386634990, 410306520, 478690940, 502625487, 515513320, 529079460, 574429128, 670167316, 718036410, 773269980, 837709145, 957381880, 1005250974, 1058158920, 1340334632, 1436072820, 1546539960, 1675418290, 2010501948, 2513127435, 2872145640, 3350836580, 4021003896, 5026254870, 6701673160, 10052509740, 20105019480]

約数ペア:

[(1, 20105019480), (2, 10052509740), (3, 6701673160), (4, 5026254870), (5, 4021003896), (6, 3350836580), (7, 2872145640), (8, 2513127435), (10, 2010501948), (12, 1675418290), (13, 1546539960), (14, 1436072820), (15, 1340334632), (19, 1058158920), (20, 1005250974), (21, 957381880), (24, 837709145), (26, 773269980), (28, 718036410), (30, 670167316), (35, 574429128), (38, 529079460), (39, 515513320), (40, 502625487), (42, 478690940), (49, 410306520), (52, 386634990), (56, 359018205), (57, 352719640), (60, 335083658), (65, 309307992), (70, 287214564), (76, 264539730), (78, 257756660), (84, 239345470), (91, 220934280), (95, 211631784), (98, 205153260), (104, 193317495), (105, 191476376), (109, 184449720), (114, 176359820), (120, 167541829), (127, 158307240), (130, 154653996), (133, 151165560), (140, 143607282), (147, 136768840), (152, 132269865), (156, 128878330), (168, 119672735), (182, 110467140), (190, 105815892), (195, 103102664), (196, 102576630), (210, 95738188), (218, 92224860), (228, 88179910), (245, 82061304), (247, 81396840), (254, 79153620), (260, 77326998), (266, 75582780), (273, 73644760), (280, 71803641), (285, 70543928), (294, 68384420), (312, 64439165), (327, 61483240), (364, 55233570), (380, 52907946), (381, 52769080), (390, 51551332), (392, 51288315), (399, 50388520), (420, 47869094), (436, 46112430), (455, 44186856), (456, 44089955), (490, 41030652), (494, 40698420), (508, 39576810), (520, 38663499), (532, 37791390), (545, 36889944), (546, 36822380), (570, 35271964), (588, 34192210), (635, 31661448), (637, 31562040), (654, 30741620), (665, 30233112), (728, 27616785), (735, 27353768), (741, 27132280), (760, 26453973), (762, 26384540), (763, 26349960), (780, 25775666), (798, 25194260), (840, 23934547), (872, 23056215), (889, 22615320), (910, 22093428), (931, 21595080), (980, 20515326), (988, 20349210), (1016, 19788405), (1064, 18895695), (1090, 18444972), (1092, 18411190), (1140, 17635982), (1176, 17096105), (1235, 16279368), (1270, 15830724), (1274, 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