20686924960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:161

約数の個数: 576

約数和(自身を含む): 60563220480

約数和(自身を除く): 39876295520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 29, 31, 32, 37, 40, 46, 52, 58, 62, 65, 74, 80, 92, 104, 115, 116, 124, 130, 145, 148, 155, 160, 169, 184, 185, 208, 230, 232, 248, 260, 290, 296, 299, 310, 338, 368, 370, 377, 403, 416, 460, 464, 481, 496, 520, 580, 592, 598, 620, 667, 676, 713, 736, 740, 754, 806, 845, 851, 899, 920, 928, 962, 992, 1040, 1073, 1147, 1160, 1184, 1196, 1240, 1334, 1352, 1426, 1480, 1495, 1508, 1612, 1690, 1702, 1798, 1840, 1885, 1924, 2015, 2080, 2146, 2294, 2320, 2392, 2405, 2480, 2668, 2704, 2852, 2960, 2990, 3016, 3224, 3335, 3380, 3404, 3565, 3596, 3680, 3770, 3848, 3887, 4030, 4255, 4292, 4495, 4588, 4640, 4784, 4810, 4901, 4960, 5239, 5336, 5365, 5408, 5704, 5735, 5920, 5980, 6032, 6253, 6448, 6670, 6760, 6808, 7130, 7192, 7540, 7696, 7774, 8060, 8510, 8584, 8671, 8990, 9176, 9269, 9568, 9620, 9802, 10478, 10672, 10730, 11063, 11408, 11470, 11687, 11960, 12064, 12506, 12896, 13340, 13520, 13616, 13949, 14260, 14384, 14911, 15080, 15392, 15548, 16120, 17020, 17168, 17342, 17980, 18352, 18538, 19240, 19435, 19604, 20677, 20956, 21344, 21460, 22126, 22816, 22940, 23374, 23920, 24505, 24679, 25012, 26195, 26381, 26680, 27040, 27232, 27898, 28520, 28768, 29822, 30160, 31096, 31265, 32240, 33263, 34040, 34336, 34684, 35960, 36704, 37076, 38480, 38870, 39208, 41354, 41912, 42920, 43355, 44252, 45880, 46345, 46748, 47840, 49010, 49358, 50024, 52390, 52762, 53360, 55315, 55796, 57040, 58435, 59644, 60320, 62192, 62530, 64480, 66526, 68080, 69368, 69745, 71920, 74152, 74555, 76960, 77740, 78416, 82708, 83824, 85840, 86710, 88504, 91760, 92690, 93496, 98020, 98716, 100048, 103385, 104780, 105524, 106720, 110630, 111592, 112723, 114080, 116870, 119288, 120497, 123395, 124384, 125060, 131905, 133052, 136160, 138736, 139490, 143819, 143840, 148304, 149110, 151931, 155480, 156832, 165416, 166315, 167648, 171680, 173420, 177008, 181337, 183520, 185380, 186992, 193843, 196040, 197432, 200096, 206770, 209560, 211048, 221260, 223184, 225446, 233740, 238576, 240994, 246790, 250120, 263810, 266104, 268801, 277472, 278980, 287638, 296608, 298220, 303862, 310960, 320827, 330832, 332630, 342953, 346840, 354016, 362674, 370760, 373984, 387686, 392080, 394864, 413540, 419120, 422096, 432419, 442520, 446368, 450892, 467480, 477152, 481988, 493580, 500240, 527620, 532208, 537602, 557960, 563615, 575276, 596440, 602485, 607724, 621920, 641654, 661664, 665260, 685906, 693680, 719095, 725348, 741520, 759655, 765049, 775372, 784160, 789728, 827080, 838240, 844192, 864838, 885040, 901784, 906685, 934960, 963976, 969215, 987160, 1000480, 1055240, 1064416, 1075204, 1115920, 1127230, 1150552, 1192880, 1204970, 1215448, 1283308, 1330520, 1344005, 1371812, 1387360, 1438190, 1450696, 1483040, 1519310, 1530098, 1550744, 1604135, 1654160, 1714765, 1729676, 1770080, 1803568, 1813370, 1869920, 1927952, 1938430, 1974320, 2110480, 2150408, 2162095, 2231840, 2254460, 2301104, 2385760, 2409940, 2430896, 2566616, 2661040, 2688010, 2743624, 2876380, 2901392, 3038620, 3060196, 3101488, 3208270, 3308320, 3429530, 3459352, 3494413, 3607136, 3626740, 3825245, 3855904, 3876860, 3948640, 4170751, 4220960, 4300816, 4324190, 4458389, 4508920, 4602208, 4819880, 4861792, 5133232, 5322080, 5376020, 5487248, 5621447, 5752760, 5802784, 6077240, 6120392, 6202976, 6416540, 6859060, 6918704, 6988826, 7253480, 7650490, 7753720, 8341502, 8601632, 8648380, 8916778, 9017840, 9639760, 9945637, 10266464, 10752040, 10974496, 11242894, 11505520, 12154480, 12240784, 12833080, 13718120, 13837408, 13977652, 14506960, 15300980, 15507440, 16683004, 17296760, 17472065, 17833556, 18035680, 19279520, 19891274, 20853755, 21504080, 22291945, 22485788, 23011040, 24308960, 24481568, 25666160, 27436240, 27955304, 28107235, 29013920, 30601960, 31014880, 33366008, 34593520, 34944130, 35667112, 39782548, 41707510, 43008160, 44583890, 44971576, 49728185, 51332320, 54872480, 55910608, 56214470, 61203920, 66732016, 69187040, 69888260, 71334224, 79565096, 83415020, 89167780, 89943152, 99456370, 111821216, 112428940, 122407840, 129293281, 133464032, 139776520, 142668448, 159130192, 166830040, 178335560, 179886304, 198912740, 224857880, 258586562, 279553040, 318260384, 333660080, 356671120, 397825480, 449715760, 517173124, 559106080, 646466405, 667320160, 713342240, 795650960, 899431520, 1034346248, 1292932810, 1591301920, 2068692496, 2585865620, 4137384992, 5171731240, 10343462480, 20686924960]

約数ペア:

[(1, 20686924960), (2, 10343462480), (4, 5171731240), (5, 4137384992), (8, 2585865620), (10, 2068692496), (13, 1591301920), (16, 1292932810), (20, 1034346248), (23, 899431520), (26, 795650960), (29, 713342240), (31, 667320160), (32, 646466405), (37, 559106080), (40, 517173124), (46, 449715760), (52, 397825480), (58, 356671120), (62, 333660080), (65, 318260384), (74, 279553040), (80, 258586562), (92, 224857880), (104, 198912740), (115, 179886304), (116, 178335560), (124, 166830040), (130, 159130192), (145, 142668448), (148, 139776520), (155, 133464032), (160, 129293281), (169, 122407840), (184, 112428940), (185, 111821216), (208, 99456370), (230, 89943152), (232, 89167780), (248, 83415020), (260, 79565096), (290, 71334224), (296, 69888260), (299, 69187040), (310, 66732016), (338, 61203920), (368, 56214470), (370, 55910608), (377, 54872480), (403, 51332320), (416, 49728185), (460, 44971576), (464, 44583890), (481, 43008160), (496, 41707510), (520, 39782548), (580, 35667112), (592, 34944130), (598, 34593520), (620, 33366008), (667, 31014880), (676, 30601960), (713, 29013920), (736, 28107235), (740, 27955304), (754, 27436240), (806, 25666160), (845, 24481568), (851, 24308960), (899, 23011040), (920, 22485788), (928, 22291945), (962, 21504080), (992, 20853755), (1040, 19891274), (1073, 19279520), (1147, 18035680), (1160, 17833556), (1184, 17472065), (1196, 17296760), (1240, 16683004), (1334, 15507440), (1352, 15300980), (1426, 14506960), (1480, 13977652), (1495, 13837408), (1508, 13718120), (1612, 12833080), (1690, 12240784), (1702, 12154480), (1798, 11505520), (1840, 11242894), (1885, 10974496), (1924, 10752040), (2015, 10266464), (2080, 9945637), (2146, 9639760), (2294, 9017840), (2320, 8916778), (2392, 8648380), (2405, 8601632), (2480, 8341502), (2668, 7753720), (2704, 7650490), (2852, 7253480), (2960, 6988826), (2990, 6918704), (3016, 6859060), (3224, 6416540), (3335, 6202976), (3380, 6120392), (3404, 6077240), (3565, 5802784), (3596, 5752760), (3680, 5621447), (3770, 5487248), (3848, 5376020), (3887, 5322080), (4030, 5133232), (4255, 4861792), (4292, 4819880), (4495, 4602208), (4588, 4508920), (4640, 4458389), (4784, 4324190), (4810, 4300816), (4901, 4220960), (4960, 4170751), (5239, 3948640), (5336, 3876860), (5365, 3855904), (5408, 3825245), (5704, 3626740), (5735, 3607136), (5920, 3494413), (5980, 3459352), (6032, 3429530), (6253, 3308320), (6448, 3208270), (6670, 3101488), (6760, 3060196), (6808, 3038620), (7130, 2901392), (7192, 2876380), (7540, 2743624), (7696, 2688010), (7774, 2661040), (8060, 2566616), (8510, 2430896), (8584, 2409940), (8671, 2385760), (8990, 2301104), (9176, 2254460), (9269, 2231840), (9568, 2162095), (9620, 2150408), (9802, 2110480), (10478, 1974320), (10672, 1938430), (10730, 1927952), (11063, 1869920), (11408, 1813370), (11470, 1803568), (11687, 1770080), (11960, 1729676), (12064, 1714765), (12506, 1654160), (12896, 1604135), (13340, 1550744), (13520, 1530098), (13616, 1519310), (13949, 1483040), (14260, 1450696), (14384, 1438190), (14911, 1387360), (15080, 1371812), (15392, 1344005), (15548, 1330520), (16120, 1283308), (17020, 1215448), (17168, 1204970), (17342, 1192880), (17980, 1150552), (18352, 1127230), (18538, 1115920), (19240, 1075204), (19435, 1064416), (19604, 1055240), (20677, 1000480), (20956, 987160), (21344, 969215), (21460, 963976), (22126, 934960), (22816, 906685), (22940, 901784), (23374, 885040), (23920, 864838), (24505, 844192), (24679, 838240), (25012, 827080), (26195, 789728), (26381, 784160), (26680, 775372), (27040, 765049), (27232, 759655), (27898, 741520), (28520, 725348), (28768, 719095), (29822, 693680), (30160, 685906), (31096, 665260), (31265, 661664), (32240, 641654), (33263, 621920), (34040, 607724), (34336, 602485), (34684, 596440), (35960, 575276), (36704, 563615), (37076, 557960), (38480, 537602), (38870, 532208), (39208, 527620), (41354, 500240), (41912, 493580), (42920, 481988), (43355, 477152), (44252, 467480), (45880, 450892), (46345, 446368), (46748, 442520), (47840, 432419), (49010, 422096), (49358, 419120), (50024, 413540), (52390, 394864), (52762, 392080), (53360, 387686), (55315, 373984), (55796, 370760), (57040, 362674), (58435, 354016), (59644, 346840), (60320, 342953), (62192, 332630), (62530, 330832), (64480, 320827), (66526, 310960), (68080, 303862), (69368, 298220), (69745, 296608), (71920, 287638), (74152, 278980), (74555, 277472), (76960, 268801), (77740, 266104), (78416, 263810), (82708, 250120), (83824, 246790), (85840, 240994), (86710, 238576), (88504, 233740), (91760, 225446), (92690, 223184), (93496, 221260), (98020, 211048), (98716, 209560), (100048, 206770), (103385, 200096), (104780, 197432), (105524, 196040), (106720, 193843), (110630, 186992), (111592, 185380), (112723, 183520), (114080, 181337), (116870, 177008), (119288, 173420), (120497, 171680), (123395, 167648), (124384, 166315), (125060, 165416), (131905, 156832), (133052, 155480), (136160, 151931), (138736, 149110), (139490, 148304), (143819, 143840)]