256740789760

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:634

約数の個数: 640

約数和(自身を含む): 794413154304

約数和(自身を除く): 537672364544

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 73, 80, 91, 104, 112, 124, 128, 130, 140, 146, 155, 160, 182, 208, 217, 224, 248, 256, 260, 280, 292, 310, 320, 364, 365, 403, 416, 434, 448, 455, 487, 496, 511, 512, 520, 560, 584, 620, 640, 728, 730, 806, 832, 868, 896, 910, 949, 974, 992, 1022, 1040, 1085, 1120, 1168, 1240, 1280, 1456, 1460, 1612, 1664, 1736, 1792, 1820, 1898, 1948, 1984, 2015, 2044, 2080, 2170, 2240, 2263, 2336, 2435, 2480, 2555, 2560, 2821, 2912, 2920, 3224, 3328, 3409, 3472, 3584, 3640, 3796, 3896, 3968, 4030, 4088, 4160, 4340, 4480, 4526, 4672, 4745, 4870, 4960, 5110, 5642, 5824, 5840, 6331, 6448, 6643, 6656, 6818, 6944, 7280, 7592, 7792, 7936, 8060, 8176, 8320, 8680, 8960, 9052, 9344, 9490, 9740, 9920, 10220, 11284, 11315, 11648, 11680, 12662, 12896, 13286, 13636, 13888, 14105, 14560, 15097, 15184, 15584, 15841, 15872, 16120, 16352, 16640, 17045, 17360, 17920, 18104, 18688, 18980, 19480, 19840, 20440, 22568, 22630, 23296, 23360, 25324, 25792, 26572, 27272, 27776, 28210, 29120, 29419, 30194, 30368, 31168, 31655, 31682, 32240, 32704, 33215, 33280, 34090, 34720, 35551, 36208, 37376, 37960, 38960, 39680, 40880, 44317, 45136, 45260, 46592, 46720, 50648, 51584, 53144, 54544, 55552, 56420, 58240, 58838, 60388, 60736, 62336, 63310, 63364, 64480, 65408, 66430, 68180, 69440, 71102, 72416, 75485, 75920, 77920, 79205, 79360, 81760, 88634, 90272, 90520, 93440, 101296, 103168, 105679, 106288, 109088, 111104, 112840, 116480, 117676, 120776, 121472, 124672, 126620, 126728, 128960, 130816, 132860, 136360, 138880, 142204, 144832, 147095, 150970, 151840, 155840, 158410, 163520, 177268, 177755, 180544, 181040, 186880, 196261, 202592, 205933, 206336, 211358, 212576, 218176, 221585, 225680, 232960, 235352, 241552, 242944, 248857, 249344, 253240, 253456, 257920, 261632, 265720, 272720, 277760, 284408, 289664, 294190, 301940, 303680, 311680, 316820, 327040, 354536, 355510, 361088, 362080, 392522, 405184, 411866, 422716, 425152, 436352, 443170, 451360, 462163, 470704, 483104, 485888, 497714, 506480, 506912, 515840, 528395, 531440, 545440, 555520, 568816, 579328, 588380, 603880, 607360, 623360, 633640, 654080, 709072, 711020, 722176, 724160, 785044, 810368, 823732, 845432, 850304, 872704, 886340, 902720, 924326, 941408, 966208, 981305, 995428, 1012960, 1013824, 1029665, 1031680, 1056790, 1062880, 1090880, 1102081, 1137632, 1158656, 1176760, 1207760, 1214720, 1244285, 1246720, 1267280, 1308160, 1373827, 1418144, 1422040, 1444352, 1448320, 1570088, 1620736, 1647464, 1690864, 1700608, 1745408, 1772680, 1805440, 1848652, 1882816, 1932416, 1962610, 1990856, 2025920, 2027648, 2059330, 2113580, 2125760, 2181760, 2204162, 2275264, 2310815, 2353520, 2415520, 2429440, 2488570, 2534560, 2747654, 2836288, 2844080, 2896640, 3140176, 3235141, 3241472, 3294928, 3381728, 3401216, 3545360, 3610880, 3697304, 3765632, 3864832, 3925220, 3981712, 4051840, 4055296, 4118660, 4227160, 4251520, 4363520, 4408324, 4550528, 4621630, 4707040, 4831040, 4977140, 5069120, 5495308, 5510405, 5672576, 5688160, 5793280, 6280352, 6470282, 6589856, 6763456, 6869135, 7090720, 7221760, 7394608, 7531264, 7714567, 7729664, 7850440, 7963424, 8103680, 8110592, 8237320, 8454320, 8503040, 8727040, 8816648, 9101056, 9243260, 9414080, 9662080, 9954280, 10138240, 10990616, 11020810, 11345152, 11376320, 12560704, 12940564, 13179712, 13526912, 13738270, 14181440, 14327053, 14789216, 15062528, 15429134, 15700880, 15926848, 16175705, 16207360, 16474640, 16908640, 17006080, 17633296, 18202112, 18486520, 18828160, 19324160, 19908560, 20276480, 21981232, 22041620, 22690304, 22752640, 25121408, 25881128, 26359424, 27053824, 27476540, 28362880, 28654106, 29578432, 30858268, 31401760, 31853696, 32351410, 32949280, 33817280, 35266592, 36973040, 37656320, 38572835, 38648320, 39817120, 40552960, 43962464, 44083240, 45505280, 50242816, 51762256, 52718848, 54107648, 54953080, 56725760, 57308212, 59156864, 61716536, 62803520, 63707392, 64702820, 65898560, 67634560, 70533184, 71635265, 73946080, 75312640, 77145670, 79634240, 87924928, 88166480, 91010560, 100289371, 100485632, 103524512, 105437696, 109906160, 113451520, 114616424, 118313728, 123433072, 125607040, 127414784, 129405640, 131797120, 135269120, 141066368, 143270530, 147892160, 154291340, 159268480, 175849856, 176332960, 200578742, 207049024, 219812320, 229232848, 236627456, 246866144, 251214080, 258811280, 263594240, 270538240, 282132736, 286541060, 295784320, 308582680, 318536960, 351699712, 352665920, 401157484, 414098048, 439624640, 458465696, 493732288, 501446855, 502428160, 517622560, 527188480, 564265472, 573082120, 591568640, 617165360, 637073920, 703399424, 705331840, 802314968, 828196096, 879249280, 916931392, 987464576, 1002893710, 1035245120, 1146164240, 1183137280, 1234330720, 1410663680, 1604629936, 1656392192, 1758498560, 1833862784, 1974929152, 2005787420, 2070490240, 2292328480, 2468661440, 2821327360, 3209259872, 3516997120, 3667725568, 3949858304, 4011574840, 4140980480, 4584656960, 4937322880, 6418519744, 7335451136, 8023149680, 8281960960, 9169313920, 9874645760, 12837039488, 16046299360, 18338627840, 19749291520, 25674078976, 32092598720, 36677255680, 51348157952, 64185197440, 128370394880, 256740789760]

約数ペア:

[(1, 256740789760), (2, 128370394880), (4, 64185197440), (5, 51348157952), (7, 36677255680), (8, 32092598720), (10, 25674078976), (13, 19749291520), (14, 18338627840), (16, 16046299360), (20, 12837039488), (26, 9874645760), (28, 9169313920), (31, 8281960960), (32, 8023149680), (35, 7335451136), (40, 6418519744), (52, 4937322880), (56, 4584656960), (62, 4140980480), (64, 4011574840), (65, 3949858304), (70, 3667725568), (73, 3516997120), (80, 3209259872), (91, 2821327360), (104, 2468661440), (112, 2292328480), (124, 2070490240), (128, 2005787420), (130, 1974929152), (140, 1833862784), (146, 1758498560), (155, 1656392192), (160, 1604629936), (182, 1410663680), (208, 1234330720), (217, 1183137280), (224, 1146164240), (248, 1035245120), (256, 1002893710), (260, 987464576), (280, 916931392), (292, 879249280), (310, 828196096), (320, 802314968), (364, 705331840), (365, 703399424), (403, 637073920), (416, 617165360), (434, 591568640), (448, 573082120), (455, 564265472), (487, 527188480), (496, 517622560), (511, 502428160), (512, 501446855), (520, 493732288), (560, 458465696), (584, 439624640), (620, 414098048), (640, 401157484), (728, 352665920), (730, 351699712), (806, 318536960), (832, 308582680), (868, 295784320), (896, 286541060), (910, 282132736), (949, 270538240), (974, 263594240), (992, 258811280), (1022, 251214080), (1040, 246866144), (1085, 236627456), (1120, 229232848), (1168, 219812320), (1240, 207049024), (1280, 200578742), (1456, 176332960), (1460, 175849856), (1612, 159268480), (1664, 154291340), (1736, 147892160), (1792, 143270530), (1820, 141066368), (1898, 135269120), (1948, 131797120), (1984, 129405640), (2015, 127414784), (2044, 125607040), (2080, 123433072), (2170, 118313728), (2240, 114616424), (2263, 113451520), (2336, 109906160), (2435, 105437696), (2480, 103524512), (2555, 100485632), (2560, 100289371), (2821, 91010560), (2912, 88166480), (2920, 87924928), (3224, 79634240), (3328, 77145670), (3409, 75312640), (3472, 73946080), (3584, 71635265), (3640, 70533184), (3796, 67634560), (3896, 65898560), (3968, 64702820), (4030, 63707392), (4088, 62803520), (4160, 61716536), (4340, 59156864), (4480, 57308212), (4526, 56725760), (4672, 54953080), (4745, 54107648), (4870, 52718848), (4960, 51762256), (5110, 50242816), (5642, 45505280), (5824, 44083240), (5840, 43962464), (6331, 40552960), (6448, 39817120), (6643, 38648320), (6656, 38572835), (6818, 37656320), (6944, 36973040), (7280, 35266592), (7592, 33817280), (7792, 32949280), (7936, 32351410), (8060, 31853696), (8176, 31401760), (8320, 30858268), (8680, 29578432), (8960, 28654106), (9052, 28362880), (9344, 27476540), (9490, 27053824), (9740, 26359424), (9920, 25881128), (10220, 25121408), (11284, 22752640), (11315, 22690304), (11648, 22041620), (11680, 21981232), (12662, 20276480), (12896, 19908560), (13286, 19324160), (13636, 18828160), (13888, 18486520), (14105, 18202112), (14560, 17633296), (15097, 17006080), (15184, 16908640), (15584, 16474640), (15841, 16207360), (15872, 16175705), (16120, 15926848), (16352, 15700880), (16640, 15429134), (17045, 15062528), (17360, 14789216), (17920, 14327053), (18104, 14181440), (18688, 13738270), (18980, 13526912), (19480, 13179712), (19840, 12940564), (20440, 12560704), (22568, 11376320), (22630, 11345152), (23296, 11020810), (23360, 10990616), (25324, 10138240), (25792, 9954280), (26572, 9662080), (27272, 9414080), (27776, 9243260), (28210, 9101056), (29120, 8816648), (29419, 8727040), (30194, 8503040), (30368, 8454320), (31168, 8237320), (31655, 8110592), (31682, 8103680), (32240, 7963424), (32704, 7850440), (33215, 7729664), (33280, 7714567), (34090, 7531264), (34720, 7394608), (35551, 7221760), (36208, 7090720), (37376, 6869135), (37960, 6763456), (38960, 6589856), (39680, 6470282), (40880, 6280352), (44317, 5793280), (45136, 5688160), (45260, 5672576), (46592, 5510405), (46720, 5495308), (50648, 5069120), (51584, 4977140), (53144, 4831040), (54544, 4707040), (55552, 4621630), (56420, 4550528), (58240, 4408324), (58838, 4363520), (60388, 4251520), (60736, 4227160), (62336, 4118660), (63310, 4055296), (63364, 4051840), (64480, 3981712), (65408, 3925220), (66430, 3864832), (68180, 3765632), (69440, 3697304), (71102, 3610880), (72416, 3545360), (75485, 3401216), (75920, 3381728), (77920, 3294928), (79205, 3241472), (79360, 3235141), (81760, 3140176), (88634, 2896640), (90272, 2844080), (90520, 2836288), (93440, 2747654), (101296, 2534560), (103168, 2488570), (105679, 2429440), (106288, 2415520), (109088, 2353520), (111104, 2310815), (112840, 2275264), (116480, 2204162), (117676, 2181760), (120776, 2125760), (121472, 2113580), (124672, 2059330), (126620, 2027648), (126728, 2025920), (128960, 1990856), (130816, 1962610), (132860, 1932416), (136360, 1882816), (138880, 1848652), (142204, 1805440), (144832, 1772680), (147095, 1745408), (150970, 1700608), (151840, 1690864), (155840, 1647464), (158410, 1620736), (163520, 1570088), (177268, 1448320), (177755, 1444352), (180544, 1422040), (181040, 1418144), (186880, 1373827), (196261, 1308160), (202592, 1267280), (205933, 1246720), (206336, 1244285), (211358, 1214720), (212576, 1207760), (218176, 1176760), (221585, 1158656), (225680, 1137632), (232960, 1102081), (235352, 1090880), (241552, 1062880), (242944, 1056790), (248857, 1031680), (249344, 1029665), (253240, 1013824), (253456, 1012960), (257920, 995428), (261632, 981305), (265720, 966208), (272720, 941408), (277760, 924326), (284408, 902720), (289664, 886340), (294190, 872704), (301940, 850304), (303680, 845432), (311680, 823732), (316820, 810368), (327040, 785044), (354536, 724160), (355510, 722176), (361088, 711020), (362080, 709072), (392522, 654080), (405184, 633640), (411866, 623360), (422716, 607360), (425152, 603880), (436352, 588380), (443170, 579328), (451360, 568816), (462163, 555520), (470704, 545440), (483104, 531440), (485888, 528395), (497714, 515840), (506480, 506912)]