20405898240

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1123}}^1$

素因数の和:1184

約数の個数: 528

約数和(自身を含む): 80841892608

約数和(自身を除く): 60435994368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 169, 182, 192, 195, 208, 210, 224, 240, 256, 260, 273, 280, 312, 320, 336, 338, 364, 384, 390, 416, 420, 448, 455, 480, 507, 512, 520, 546, 560, 624, 640, 672, 676, 728, 768, 780, 832, 840, 845, 896, 910, 960, 1014, 1024, 1040, 1092, 1120, 1123, 1183, 1248, 1280, 1344, 1352, 1365, 1456, 1536, 1560, 1664, 1680, 1690, 1792, 1820, 1920, 2028, 2080, 2184, 2240, 2246, 2366, 2496, 2535, 2560, 2688, 2704, 2730, 2912, 3072, 3120, 3328, 3360, 3369, 3380, 3549, 3584, 3640, 3840, 4056, 4160, 4368, 4480, 4492, 4732, 4992, 5070, 5120, 5376, 5408, 5460, 5615, 5824, 5915, 6240, 6656, 6720, 6738, 6760, 7098, 7168, 7280, 7680, 7861, 8112, 8320, 8736, 8960, 8984, 9464, 9984, 10140, 10752, 10816, 10920, 11230, 11648, 11830, 12480, 13312, 13440, 13476, 13520, 14196, 14560, 14599, 15360, 15722, 16224, 16640, 16845, 17472, 17745, 17920, 17968, 18928, 19968, 20280, 21504, 21632, 21840, 22460, 23296, 23583, 23660, 24960, 26880, 26952, 27040, 28392, 29120, 29198, 31444, 32448, 33280, 33690, 34944, 35490, 35840, 35936, 37856, 39305, 39936, 40560, 43264, 43680, 43797, 44920, 46592, 47166, 47320, 49920, 53760, 53904, 54080, 56784, 58240, 58396, 62888, 64896, 66560, 67380, 69888, 70980, 71872, 72995, 75712, 78610, 81120, 86528, 87360, 87594, 89840, 93184, 94332, 94640, 99840, 102193, 107520, 107808, 108160, 113568, 116480, 116792, 117915, 125776, 129792, 134760, 139776, 141960, 143744, 145990, 151424, 157220, 162240, 173056, 174720, 175188, 179680, 188664, 189280, 189787, 199680, 204386, 215616, 216320, 218985, 227136, 232960, 233584, 235830, 251552, 259584, 269520, 279552, 283920, 287488, 291980, 302848, 306579, 314440, 324480, 349440, 350376, 359360, 377328, 378560, 379574, 408772, 431232, 432640, 437970, 454272, 465920, 467168, 471660, 503104, 510965, 519168, 539040, 567840, 569361, 574976, 583960, 605696, 613158, 628880, 648960, 698880, 700752, 718720, 754656, 757120, 759148, 817544, 862464, 865280, 875940, 908544, 934336, 943320, 948935, 1006208, 1021930, 1078080, 1135680, 1138722, 1149952, 1167920, 1211392, 1226316, 1257760, 1297920, 1328509, 1397760, 1401504, 1437440, 1509312, 1514240, 1518296, 1532895, 1635088, 1724928, 1751880, 1817088, 1868672, 1886640, 1897870, 2012416, 2043860, 2156160, 2271360, 2277444, 2335840, 2452632, 2515520, 2595840, 2657018, 2803008, 2846805, 2874880, 3018624, 3028480, 3036592, 3065790, 3270176, 3449856, 3503760, 3634176, 3737344, 3773280, 3795740, 3985527, 4024832, 4087720, 4312320, 4542720, 4554888, 4671680, 4905264, 5031040, 5314036, 5606016, 5693610, 5749760, 6037248, 6056960, 6073184, 6131580, 6540352, 6642545, 7007520, 7474688, 7546560, 7591480, 7971054, 8049664, 8175440, 8624640, 9085440, 9109776, 9343360, 9810528, 10062080, 10628072, 11212032, 11387220, 12074496, 12146368, 12263160, 13080704, 13285090, 14015040, 14949376, 15093120, 15182960, 15942108, 16350880, 17249280, 18170880, 18219552, 18686720, 19621056, 19927635, 20124160, 21256144, 22424064, 22774440, 24148992, 24292736, 24526320, 26161408, 26570180, 28030080, 30186240, 30365920, 31884216, 32701760, 36439104, 37373440, 39242112, 39855270, 40248320, 42512288, 44848128, 45548880, 48585472, 49052640, 52322816, 53140360, 56060160, 60372480, 60731840, 63768432, 65403520, 72878208, 74746880, 78484224, 79710540, 85024576, 91097760, 97170944, 98105280, 104645632, 106280720, 112120320, 120744960, 121463680, 127536864, 130807040, 145756416, 156968448, 159421080, 170049152, 182195520, 194341888, 196210560, 212561440, 224240640, 242927360, 255073728, 261614080, 291512832, 313936896, 318842160, 340098304, 364391040, 392421120, 425122880, 485854720, 510147456, 523228160, 583025664, 637684320, 680196608, 728782080, 784842240, 850245760, 971709440, 1020294912, 1275368640, 1360393216, 1457564160, 1569684480, 1700491520, 2040589824, 2550737280, 2915128320, 3400983040, 4081179648, 5101474560, 6801966080, 10202949120, 20405898240]

約数ペア:

[(1, 20405898240), (2, 10202949120), (3, 6801966080), (4, 5101474560), (5, 4081179648), (6, 3400983040), (7, 2915128320), (8, 2550737280), (10, 2040589824), (12, 1700491520), (13, 1569684480), (14, 1457564160), (15, 1360393216), (16, 1275368640), (20, 1020294912), (21, 971709440), (24, 850245760), (26, 784842240), (28, 728782080), (30, 680196608), (32, 637684320), (35, 583025664), (39, 523228160), (40, 510147456), (42, 485854720), (48, 425122880), (52, 392421120), (56, 364391040), (60, 340098304), (64, 318842160), (65, 313936896), (70, 291512832), (78, 261614080), (80, 255073728), (84, 242927360), (91, 224240640), (96, 212561440), (104, 196210560), (105, 194341888), (112, 182195520), (120, 170049152), (128, 159421080), (130, 156968448), (140, 145756416), (156, 130807040), (160, 127536864), (168, 121463680), (169, 120744960), (182, 112120320), (192, 106280720), (195, 104645632), (208, 98105280), (210, 97170944), (224, 91097760), (240, 85024576), (256, 79710540), (260, 78484224), (273, 74746880), (280, 72878208), (312, 65403520), (320, 63768432), (336, 60731840), (338, 60372480), (364, 56060160), (384, 53140360), (390, 52322816), (416, 49052640), (420, 48585472), (448, 45548880), (455, 44848128), (480, 42512288), (507, 40248320), (512, 39855270), (520, 39242112), (546, 37373440), (560, 36439104), (624, 32701760), (640, 31884216), (672, 30365920), (676, 30186240), (728, 28030080), (768, 26570180), (780, 26161408), (832, 24526320), (840, 24292736), (845, 24148992), (896, 22774440), (910, 22424064), (960, 21256144), (1014, 20124160), (1024, 19927635), (1040, 19621056), (1092, 18686720), (1120, 18219552), (1123, 18170880), (1183, 17249280), (1248, 16350880), (1280, 15942108), (1344, 15182960), (1352, 15093120), (1365, 14949376), (1456, 14015040), (1536, 13285090), (1560, 13080704), (1664, 12263160), (1680, 12146368), (1690, 12074496), (1792, 11387220), (1820, 11212032), (1920, 10628072), (2028, 10062080), (2080, 9810528), (2184, 9343360), (2240, 9109776), (2246, 9085440), (2366, 8624640), (2496, 8175440), (2535, 8049664), (2560, 7971054), (2688, 7591480), (2704, 7546560), (2730, 7474688), (2912, 7007520), (3072, 6642545), (3120, 6540352), (3328, 6131580), (3360, 6073184), (3369, 6056960), (3380, 6037248), (3549, 5749760), (3584, 5693610), (3640, 5606016), (3840, 5314036), (4056, 5031040), (4160, 4905264), (4368, 4671680), (4480, 4554888), (4492, 4542720), (4732, 4312320), (4992, 4087720), (5070, 4024832), (5120, 3985527), (5376, 3795740), (5408, 3773280), (5460, 3737344), (5615, 3634176), (5824, 3503760), (5915, 3449856), (6240, 3270176), (6656, 3065790), (6720, 3036592), (6738, 3028480), (6760, 3018624), (7098, 2874880), (7168, 2846805), (7280, 2803008), (7680, 2657018), (7861, 2595840), (8112, 2515520), (8320, 2452632), (8736, 2335840), (8960, 2277444), (8984, 2271360), (9464, 2156160), (9984, 2043860), (10140, 2012416), (10752, 1897870), (10816, 1886640), (10920, 1868672), (11230, 1817088), (11648, 1751880), (11830, 1724928), (12480, 1635088), (13312, 1532895), (13440, 1518296), (13476, 1514240), (13520, 1509312), (14196, 1437440), (14560, 1401504), (14599, 1397760), (15360, 1328509), (15722, 1297920), (16224, 1257760), (16640, 1226316), (16845, 1211392), (17472, 1167920), (17745, 1149952), (17920, 1138722), (17968, 1135680), (18928, 1078080), (19968, 1021930), (20280, 1006208), (21504, 948935), (21632, 943320), (21840, 934336), (22460, 908544), (23296, 875940), (23583, 865280), (23660, 862464), (24960, 817544), (26880, 759148), (26952, 757120), (27040, 754656), (28392, 718720), (29120, 700752), (29198, 698880), (31444, 648960), (32448, 628880), (33280, 613158), (33690, 605696), (34944, 583960), (35490, 574976), (35840, 569361), (35936, 567840), (37856, 539040), (39305, 519168), (39936, 510965), (40560, 503104), (43264, 471660), (43680, 467168), (43797, 465920), (44920, 454272), (46592, 437970), (47166, 432640), (47320, 431232), (49920, 408772), (53760, 379574), (53904, 378560), (54080, 377328), (56784, 359360), (58240, 350376), (58396, 349440), (62888, 324480), (64896, 314440), (66560, 306579), (67380, 302848), (69888, 291980), (70980, 287488), (71872, 283920), (72995, 279552), (75712, 269520), (78610, 259584), (81120, 251552), (86528, 235830), (87360, 233584), (87594, 232960), (89840, 227136), (93184, 218985), (94332, 216320), (94640, 215616), (99840, 204386), (102193, 199680), (107520, 189787), (107808, 189280), (108160, 188664), (113568, 179680), (116480, 175188), (116792, 174720), (117915, 173056), (125776, 162240), (129792, 157220), (134760, 151424), (139776, 145990), (141960, 143744)]