20801432960

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1283}}^1$

素因数の和:1374

約数の個数: 384

約数和(自身を含む): 64499120640

約数和(自身を除く): 43697687680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 47, 49, 55, 56, 64, 70, 77, 80, 88, 94, 98, 110, 112, 128, 140, 154, 160, 176, 188, 196, 220, 224, 235, 245, 280, 308, 320, 329, 352, 376, 385, 392, 440, 448, 470, 490, 517, 539, 560, 616, 640, 658, 704, 752, 770, 784, 880, 896, 940, 980, 1034, 1078, 1120, 1232, 1283, 1316, 1408, 1504, 1540, 1568, 1645, 1760, 1880, 1960, 2068, 2156, 2240, 2303, 2464, 2566, 2585, 2632, 2695, 3008, 3080, 3136, 3290, 3520, 3619, 3760, 3920, 4136, 4312, 4480, 4606, 4928, 5132, 5170, 5264, 5390, 6016, 6160, 6272, 6415, 6580, 7040, 7238, 7520, 7840, 8272, 8624, 8981, 9212, 9856, 10264, 10340, 10528, 10780, 11515, 12320, 12830, 13160, 14113, 14476, 15040, 15680, 16544, 17248, 17962, 18095, 18424, 20528, 20680, 21056, 21560, 23030, 24640, 25333, 25660, 26320, 28226, 28952, 30080, 31360, 33088, 34496, 35924, 36190, 36848, 41056, 41360, 42112, 43120, 44905, 46060, 49280, 50666, 51320, 52640, 56452, 57904, 60301, 62867, 66176, 68992, 70565, 71848, 72380, 73696, 82112, 82720, 86240, 89810, 92120, 98791, 101332, 102640, 105280, 112904, 115808, 120602, 125734, 126665, 141130, 143696, 144760, 147392, 164224, 165440, 172480, 179620, 184240, 197582, 202664, 205280, 210560, 225808, 231616, 241204, 251468, 253330, 282260, 287392, 289520, 294784, 301505, 314335, 330880, 344960, 359240, 368480, 395164, 405328, 410560, 422107, 451616, 463232, 482408, 493955, 502936, 506660, 564520, 574784, 579040, 603010, 628670, 663311, 691537, 718480, 736960, 790328, 810656, 821120, 844214, 903232, 964816, 987910, 1005872, 1013320, 1129040, 1149568, 1158080, 1206020, 1257340, 1326622, 1383074, 1436960, 1473920, 1580656, 1621312, 1688428, 1806464, 1929632, 1975820, 2011744, 2026640, 2110535, 2258080, 2316160, 2412040, 2514680, 2653244, 2766148, 2873920, 2954749, 3161312, 3242624, 3316555, 3376856, 3457685, 3859264, 3951640, 4023488, 4053280, 4221070, 4516160, 4643177, 4824080, 5029360, 5306488, 5532296, 5747840, 5909498, 6322624, 6633110, 6753712, 6915370, 7718528, 7903280, 8046976, 8106560, 8442140, 9032320, 9286354, 9648160, 10058720, 10612976, 11064592, 11818996, 12645248, 13266220, 13507424, 13830740, 14773745, 15806560, 16213120, 16884280, 18572708, 19296320, 20117440, 21225952, 22129184, 23215885, 23637992, 26532440, 27014848, 27661480, 29547490, 31613120, 32502239, 33768560, 37145416, 38592640, 40234880, 42451904, 44258368, 46431770, 47275984, 53064880, 54029696, 55322960, 59094980, 63226240, 65004478, 67537120, 74290832, 84903808, 88516736, 92863540, 94551968, 106129760, 110645920, 118189960, 130008956, 135074240, 148581664, 162511195, 185727080, 189103936, 212259520, 221291840, 236379920, 260017912, 270148480, 297163328, 325022390, 371454160, 378207872, 424519040, 442583680, 472759840, 520035824, 594326656, 650044780, 742908320, 945519680, 1040071648, 1300089560, 1485816640, 1891039360, 2080143296, 2600179120, 2971633280, 4160286592, 5200358240, 10400716480, 20801432960]

約数ペア:

[(1, 20801432960), (2, 10400716480), (4, 5200358240), (5, 4160286592), (7, 2971633280), (8, 2600179120), (10, 2080143296), (11, 1891039360), (14, 1485816640), (16, 1300089560), (20, 1040071648), (22, 945519680), (28, 742908320), (32, 650044780), (35, 594326656), (40, 520035824), (44, 472759840), (47, 442583680), (49, 424519040), (55, 378207872), (56, 371454160), (64, 325022390), (70, 297163328), (77, 270148480), (80, 260017912), (88, 236379920), (94, 221291840), (98, 212259520), (110, 189103936), (112, 185727080), (128, 162511195), (140, 148581664), (154, 135074240), (160, 130008956), (176, 118189960), (188, 110645920), (196, 106129760), (220, 94551968), (224, 92863540), (235, 88516736), (245, 84903808), (280, 74290832), (308, 67537120), (320, 65004478), (329, 63226240), (352, 59094980), (376, 55322960), (385, 54029696), (392, 53064880), (440, 47275984), (448, 46431770), (470, 44258368), (490, 42451904), (517, 40234880), (539, 38592640), (560, 37145416), (616, 33768560), (640, 32502239), (658, 31613120), (704, 29547490), (752, 27661480), (770, 27014848), (784, 26532440), (880, 23637992), (896, 23215885), (940, 22129184), (980, 21225952), (1034, 20117440), (1078, 19296320), (1120, 18572708), (1232, 16884280), (1283, 16213120), (1316, 15806560), (1408, 14773745), (1504, 13830740), (1540, 13507424), (1568, 13266220), (1645, 12645248), (1760, 11818996), (1880, 11064592), (1960, 10612976), (2068, 10058720), (2156, 9648160), (2240, 9286354), (2303, 9032320), (2464, 8442140), (2566, 8106560), (2585, 8046976), (2632, 7903280), (2695, 7718528), (3008, 6915370), (3080, 6753712), (3136, 6633110), (3290, 6322624), (3520, 5909498), (3619, 5747840), (3760, 5532296), (3920, 5306488), (4136, 5029360), (4312, 4824080), (4480, 4643177), (4606, 4516160), (4928, 4221070), (5132, 4053280), (5170, 4023488), (5264, 3951640), (5390, 3859264), (6016, 3457685), (6160, 3376856), (6272, 3316555), (6415, 3242624), (6580, 3161312), (7040, 2954749), (7238, 2873920), (7520, 2766148), (7840, 2653244), (8272, 2514680), (8624, 2412040), (8981, 2316160), (9212, 2258080), (9856, 2110535), (10264, 2026640), (10340, 2011744), (10528, 1975820), (10780, 1929632), (11515, 1806464), (12320, 1688428), (12830, 1621312), (13160, 1580656), (14113, 1473920), (14476, 1436960), (15040, 1383074), (15680, 1326622), (16544, 1257340), (17248, 1206020), (17962, 1158080), (18095, 1149568), (18424, 1129040), (20528, 1013320), (20680, 1005872), (21056, 987910), (21560, 964816), (23030, 903232), (24640, 844214), (25333, 821120), (25660, 810656), (26320, 790328), (28226, 736960), (28952, 718480), (30080, 691537), (31360, 663311), (33088, 628670), (34496, 603010), (35924, 579040), (36190, 574784), (36848, 564520), (41056, 506660), (41360, 502936), (42112, 493955), (43120, 482408), (44905, 463232), (46060, 451616), (49280, 422107), (50666, 410560), (51320, 405328), (52640, 395164), (56452, 368480), (57904, 359240), (60301, 344960), (62867, 330880), (66176, 314335), (68992, 301505), (70565, 294784), (71848, 289520), (72380, 287392), (73696, 282260), (82112, 253330), (82720, 251468), (86240, 241204), (89810, 231616), (92120, 225808), (98791, 210560), (101332, 205280), (102640, 202664), (105280, 197582), (112904, 184240), (115808, 179620), (120602, 172480), (125734, 165440), (126665, 164224), (141130, 147392), (143696, 144760)]