19881356040

素因数分解:

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

素因数の和:98

約数の個数: 1152

約数和(自身を含む): 88884432000

約数和(自身を除く): 69003075960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 24, 26, 27, 28, 30, 35, 36, 38, 39, 40, 42, 45, 49, 52, 54, 56, 57, 60, 63, 65, 70, 72, 76, 78, 81, 84, 90, 91, 95, 98, 104, 105, 108, 114, 117, 120, 126, 130, 133, 135, 140, 147, 152, 156, 162, 168, 169, 171, 180, 182, 189, 190, 195, 196, 210, 216, 228, 234, 243, 245, 247, 252, 260, 266, 270, 273, 280, 285, 294, 312, 315, 324, 338, 342, 351, 360, 364, 378, 380, 390, 392, 399, 405, 420, 441, 455, 456, 468, 486, 490, 494, 504, 507, 513, 520, 532, 540, 546, 567, 570, 585, 588, 630, 637, 648, 665, 676, 684, 702, 728, 735, 741, 756, 760, 780, 798, 810, 819, 840, 845, 855, 882, 910, 931, 936, 945, 972, 980, 988, 1014, 1026, 1053, 1064, 1080, 1092, 1134, 1140, 1170, 1176, 1183, 1197, 1215, 1235, 1260, 1274, 1323, 1330, 1352, 1365, 1368, 1404, 1470, 1482, 1512, 1521, 1539, 1560, 1596, 1620, 1638, 1690, 1701, 1710, 1729, 1755, 1764, 1820, 1862, 1890, 1911, 1944, 1960, 1976, 1995, 2028, 2052, 2106, 2184, 2197, 2205, 2223, 2268, 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15876, 15960, 16055, 16380, 16562, 16758, 17010, 17199, 17290, 17576, 17640, 17745, 17784, 17955, 18252, 18468, 18620, 19110, 19266, 19656, 19773, 19845, 20007, 20280, 20520, 20748, 21060, 21294, 21546, 21970, 22113, 22230, 22344, 22477, 22680, 22815, 22932, 23085, 23660, 23814, 23940, 24206, 24570, 24843, 25137, 25272, 25480, 25688, 25935, 26364, 26460, 26676, 27378, 27930, 28392, 28665, 28728, 28899, 29484, 29640, 30420, 30758, 30780, 31122, 31590, 31752, 31941, 32110, 32319, 32760, 32955, 33124, 33345, 33516, 34020, 34398, 34580, 35490, 35910, 36309, 36504, 36855, 36936, 37240, 38220, 38532, 39546, 39690, 40014, 41067, 41405, 41496, 41743, 41895, 42120, 42588, 43092, 43940, 44226, 44460, 44954, 45630, 45864, 46137, 46170, 46683, 47320, 47628, 47880, 48165, 48412, 49140, 49686, 50274, 51597, 51870, 52728, 52920, 53235, 53352, 53865, 54756, 55860, 57330, 57798, 58968, 59319, 59535, 60021, 60515, 60840, 61516, 61560, 62244, 63180, 63882, 64220, 64638, 65910, 66248, 66690, 67032, 67431, 68040, 68445, 68796, 69160, 70980, 71820, 72618, 73710, 74529, 75411, 76440, 76895, 77064, 77805, 79092, 79380, 80028, 82134, 82810, 83486, 83790, 85176, 85995, 86184, 86697, 87880, 88452, 88920, 89908, 91260, 92274, 92340, 93366, 95256, 95823, 96330, 96824, 98280, 98865, 99372, 100035, 100548, 103194, 103740, 106470, 107653, 107730, 108927, 109512, 110565, 111720, 112385, 114660, 115596, 118638, 119070, 120042, 121030, 123032, 124215, 124488, 125229, 125685, 126360, 127764, 128440, 129276, 131820, 133380, 134862, 136890, 137592, 138411, 140049, 141960, 143640, 144495, 145236, 147420, 149058, 150822, 153790, 154791, 155610, 157339, 158184, 158760, 159705, 160056, 161595, 164268, 165620, 166972, 167580, 171990, 173394, 176904, 177957, 179816, 181545, 182520, 184548, 184680, 186732, 191646, 192660, 197730, 198744, 200070, 201096, 202293, 205335, 206388, 207480, 208715, 212940, 215306, 215460, 217854, 221130, 223587, 224770, 226233, 229320, 230685, 231192, 233415, 237276, 238140, 240084, 242060, 248430, 250458, 251370, 255528, 257985, 258552, 260091, 263640, 266760, 269724, 273780, 276822, 280098, 287469, 288990, 290472, 292201, 294840, 296595, 298116, 300105, 301644, 307580, 309582, 311220, 314678, 319410, 322959, 323190, 326781, 328536, 331240, 333944, 335160, 337155, 343980, 346788, 355914, 363090, 369096, 372645, 373464, 375687, 377055, 383292, 385320, 395460, 400140, 404586, 410670, 412776, 415233, 417430, 420147, 425880, 430612, 430920, 433485, 435708, 442260, 447174, 449540, 452466, 461370, 466830, 472017, 474552, 476280, 479115, 480168, 484120, 496860, 500916, 502740, 515970, 520182, 533871, 538265, 539448, 544635, 547560, 553644, 560196, 574938, 577980, 584402, 593190, 596232, 600210, 603288, 606879, 615160, 619164, 622440, 626145, 629356, 638820, 645918, 646380, 653562, 670761, 674310, 687960, 692055, 693576, 700245, 711828, 726180, 745290, 751374, 754110, 766584, 773955, 780273, 786695, 790920, 800280, 809172, 821340, 830466, 834860, 840294, 861224, 866970, 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2981160, 3005496, 3016440, 3034395, 3095820, 3121092, 3146780, 3229590, 3267810, 3321864, 3353805, 3361176, 3381183, 3467880, 3506412, 3559140, 3641274, 3737097, 3756870, 3776136, 3832920, 3875508, 3901365, 3921372, 4024566, 4045860, 4090814, 4152330, 4201470, 4248153, 4270968, 4306120, 4357080, 4383015, 4471740, 4508244, 4524660, 4720170, 4844385, 4855032, 4901715, 4982796, 5009160, 5201820, 5259618, 5338710, 5366088, 5461911, 5536440, 5601960, 5635305, 5664204, 5749380, 5813262, 5844020, 5882058, 6068790, 6136221, 6191640, 6228495, 6242184, 6293560, 6459180, 6535620, 6707610, 6762366, 7012824, 7080255, 7118280, 7282548, 7474194, 7513740, 7751016, 7802730, 7842744, 7889427, 8049132, 8091720, 8181628, 8304660, 8402940, 8496306, 8719893, 8766030, 8943480, 9016488, 9049320, 9103185, 9440340, 9688770, 9803430, 9965592, 10061415, 10143549, 10227035, 10403640, 10519236, 10677420, 10923822, 11270610, 11328408, 11498760, 11626524, 11688040, 11764116, 12137580, 12272442, 12456990, 12744459, 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約数ペア:

[(1, 19881356040), (2, 9940678020), (3, 6627118680), (4, 4970339010), (5, 3976271208), (6, 3313559340), (7, 2840193720), (8, 2485169505), (9, 2209039560), (10, 1988135604), (12, 1656779670), (13, 1529335080), (14, 1420096860), (15, 1325423736), (18, 1104519780), (19, 1046387160), (20, 994067802), (21, 946731240), (24, 828389835), (26, 764667540), (27, 736346520), (28, 710048430), (30, 662711868), (35, 568038744), (36, 552259890), (38, 523193580), (39, 509778360), (40, 497033901), (42, 473365620), (45, 441807912), (49, 405741960), (52, 382333770), (54, 368173260), (56, 355024215), (57, 348795720), (60, 331355934), (63, 315577080), (65, 305867016), (70, 284019372), (72, 276129945), (76, 261596790), (78, 254889180), (81, 245448840), (84, 236682810), (90, 220903956), (91, 218476440), (95, 209277432), (98, 202870980), (104, 191166885), (105, 189346248), (108, 184086630), (114, 174397860), (117, 169926120), (120, 165677967), (126, 157788540), (130, 152933508), (133, 149483880), (135, 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