320876640

素因数分解:

$2^5\times 3^7\times 5^1\times 7^1\times {\mathrm{131}}^1$

素因数の和:174

約数の個数: 384

約数和(自身を含む): 1309271040

約数和(自身を除く): 988394400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 131, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 243, 252, 262, 270, 280, 288, 315, 324, 336, 360, 378, 393, 405, 420, 432, 480, 486, 504, 524, 540, 560, 567, 630, 648, 655, 672, 720, 729, 756, 786, 810, 840, 864, 917, 945, 972, 1008, 1048, 1080, 1120, 1134, 1179, 1215, 1260, 1296, 1310, 1440, 1458, 1512, 1572, 1620, 1680, 1701, 1834, 1890, 1944, 1965, 2016, 2096, 2160, 2187, 2268, 2358, 2430, 2520, 2592, 2620, 2751, 2835, 2916, 3024, 3144, 3240, 3360, 3402, 3537, 3645, 3668, 3780, 3888, 3930, 4192, 4320, 4374, 4536, 4585, 4716, 4860, 5040, 5103, 5240, 5502, 5670, 5832, 5895, 6048, 6288, 6480, 6804, 7074, 7290, 7336, 7560, 7776, 7860, 8253, 8505, 8748, 9072, 9170, 9432, 9720, 10080, 10206, 10480, 10611, 10935, 11004, 11340, 11664, 11790, 12576, 12960, 13608, 13755, 14148, 14580, 14672, 15120, 15309, 15720, 16506, 17010, 17496, 17685, 18144, 18340, 18864, 19440, 20412, 20960, 21222, 21870, 22008, 22680, 23328, 23580, 24759, 25515, 27216, 27510, 28296, 29160, 29344, 30240, 30618, 31440, 31833, 33012, 34020, 34992, 35370, 36680, 37728, 38880, 40824, 41265, 42444, 43740, 44016, 45360, 47160, 49518, 51030, 53055, 54432, 55020, 56592, 58320, 61236, 62880, 63666, 66024, 68040, 69984, 70740, 73360, 74277, 76545, 81648, 82530, 84888, 87480, 88032, 90720, 94320, 95499, 99036, 102060, 106110, 110040, 113184, 116640, 122472, 123795, 127332, 132048, 136080, 141480, 146720, 148554, 153090, 159165, 163296, 165060, 169776, 174960, 188640, 190998, 198072, 204120, 212220, 220080, 222831, 244944, 247590, 254664, 264096, 272160, 282960, 286497, 297108, 306180, 318330, 330120, 339552, 349920, 371385, 381996, 396144, 408240, 424440, 440160, 445662, 477495, 489888, 495180, 509328, 565920, 572994, 594216, 612360, 636660, 660240, 668493, 742770, 763992, 792288, 816480, 848880, 891324, 954990, 990360, 1018656, 1114155, 1145988, 1188432, 1224720, 1273320, 1320480, 1336986, 1432485, 1485540, 1527984, 1697760, 1782648, 1909980, 1980720, 2005479, 2228310, 2291976, 2376864, 2449440, 2546640, 2673972, 2864970, 2971080, 3055968, 3342465, 3565296, 3819960, 3961440, 4010958, 4456620, 4583952, 5093280, 5347944, 5729940, 5942160, 6684930, 7130592, 7639920, 8021916, 8913240, 9167904, 10027395, 10695888, 11459880, 11884320, 13369860, 15279840, 16043832, 17826480, 20054790, 21391776, 22919760, 26739720, 32087664, 35652960, 40109580, 45839520, 53479440, 64175328, 80219160, 106958880, 160438320, 320876640]

約数ペア:

[(1, 320876640), (2, 160438320), (3, 106958880), (4, 80219160), (5, 64175328), (6, 53479440), (7, 45839520), (8, 40109580), (9, 35652960), (10, 32087664), (12, 26739720), (14, 22919760), (15, 21391776), (16, 20054790), (18, 17826480), (20, 16043832), (21, 15279840), (24, 13369860), (27, 11884320), (28, 11459880), (30, 10695888), (32, 10027395), (35, 9167904), (36, 8913240), (40, 8021916), (42, 7639920), (45, 7130592), (48, 6684930), (54, 5942160), (56, 5729940), (60, 5347944), (63, 5093280), (70, 4583952), (72, 4456620), (80, 4010958), (81, 3961440), (84, 3819960), (90, 3565296), (96, 3342465), (105, 3055968), (108, 2971080), (112, 2864970), (120, 2673972), (126, 2546640), (131, 2449440), (135, 2376864), (140, 2291976), (144, 2228310), (160, 2005479), (162, 1980720), (168, 1909980), (180, 1782648), (189, 1697760), (210, 1527984), (216, 1485540), (224, 1432485), (240, 1336986), (243, 1320480), (252, 1273320), (262, 1224720), (270, 1188432), (280, 1145988), (288, 1114155), (315, 1018656), (324, 990360), (336, 954990), (360, 891324), (378, 848880), (393, 816480), (405, 792288), (420, 763992), (432, 742770), (480, 668493), (486, 660240), (504, 636660), (524, 612360), (540, 594216), (560, 572994), (567, 565920), (630, 509328), (648, 495180), (655, 489888), (672, 477495), (720, 445662), (729, 440160), (756, 424440), (786, 408240), (810, 396144), (840, 381996), (864, 371385), (917, 349920), (945, 339552), (972, 330120), (1008, 318330), (1048, 306180), (1080, 297108), (1120, 286497), (1134, 282960), (1179, 272160), (1215, 264096), (1260, 254664), (1296, 247590), (1310, 244944), (1440, 222831), (1458, 220080), (1512, 212220), (1572, 204120), (1620, 198072), (1680, 190998), (1701, 188640), (1834, 174960), (1890, 169776), (1944, 165060), (1965, 163296), (2016, 159165), (2096, 153090), (2160, 148554), (2187, 146720), (2268, 141480), (2358, 136080), (2430, 132048), (2520, 127332), (2592, 123795), (2620, 122472), (2751, 116640), (2835, 113184), (2916, 110040), (3024, 106110), (3144, 102060), (3240, 99036), (3360, 95499), (3402, 94320), (3537, 90720), (3645, 88032), (3668, 87480), (3780, 84888), (3888, 82530), (3930, 81648), (4192, 76545), (4320, 74277), (4374, 73360), (4536, 70740), (4585, 69984), (4716, 68040), (4860, 66024), (5040, 63666), (5103, 62880), (5240, 61236), (5502, 58320), (5670, 56592), (5832, 55020), (5895, 54432), (6048, 53055), (6288, 51030), (6480, 49518), (6804, 47160), (7074, 45360), (7290, 44016), (7336, 43740), (7560, 42444), (7776, 41265), (7860, 40824), (8253, 38880), (8505, 37728), (8748, 36680), (9072, 35370), (9170, 34992), (9432, 34020), (9720, 33012), (10080, 31833), (10206, 31440), (10480, 30618), (10611, 30240), (10935, 29344), (11004, 29160), (11340, 28296), (11664, 27510), (11790, 27216), (12576, 25515), (12960, 24759), (13608, 23580), (13755, 23328), (14148, 22680), (14580, 22008), (14672, 21870), (15120, 21222), (15309, 20960), (15720, 20412), (16506, 19440), (17010, 18864), (17496, 18340), (17685, 18144)]