64648080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 240

約数和(自身を含む): 252555264

約数和(自身を除く): 187907184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 101, 105, 112, 120, 126, 127, 140, 144, 168, 180, 202, 210, 240, 252, 254, 280, 303, 315, 336, 360, 381, 404, 420, 504, 505, 508, 560, 606, 630, 635, 707, 720, 762, 808, 840, 889, 909, 1008, 1010, 1016, 1143, 1212, 1260, 1270, 1414, 1515, 1524, 1616, 1680, 1778, 1818, 1905, 2020, 2032, 2121, 2286, 2424, 2520, 2540, 2667, 2828, 3030, 3048, 3535, 3556, 3636, 3810, 4040, 4242, 4445, 4545, 4572, 4848, 5040, 5080, 5334, 5656, 5715, 6060, 6096, 6363, 7070, 7112, 7272, 7620, 8001, 8080, 8484, 8890, 9090, 9144, 10160, 10605, 10668, 11312, 11430, 12120, 12726, 12827, 13335, 14140, 14224, 14544, 15240, 16002, 16968, 17780, 18180, 18288, 21210, 21336, 22860, 24240, 25452, 25654, 26670, 28280, 30480, 31815, 32004, 33936, 35560, 36360, 38481, 40005, 42420, 42672, 45720, 50904, 51308, 53340, 56560, 63630, 64008, 64135, 71120, 72720, 76962, 80010, 84840, 89789, 91440, 101808, 102616, 106680, 115443, 127260, 128016, 128270, 153924, 160020, 169680, 179578, 192405, 205232, 213360, 230886, 254520, 256540, 269367, 307848, 320040, 359156, 384810, 448945, 461772, 509040, 513080, 538734, 577215, 615696, 640080, 718312, 769620, 808101, 897890, 923544, 1026160, 1077468, 1154430, 1346835, 1436624, 1539240, 1616202, 1795780, 1847088, 2154936, 2308860, 2693670, 3078480, 3232404, 3591560, 4040505, 4309872, 4617720, 5387340, 6464808, 7183120, 8081010, 9235440, 10774680, 12929616, 16162020, 21549360, 32324040, 64648080]

約数ペア:

[(1, 64648080), (2, 32324040), (3, 21549360), (4, 16162020), (5, 12929616), (6, 10774680), (7, 9235440), (8, 8081010), (9, 7183120), (10, 6464808), (12, 5387340), (14, 4617720), (15, 4309872), (16, 4040505), (18, 3591560), (20, 3232404), (21, 3078480), (24, 2693670), (28, 2308860), (30, 2154936), (35, 1847088), (36, 1795780), (40, 1616202), (42, 1539240), (45, 1436624), (48, 1346835), (56, 1154430), (60, 1077468), (63, 1026160), (70, 923544), (72, 897890), (80, 808101), (84, 769620), (90, 718312), (101, 640080), (105, 615696), (112, 577215), (120, 538734), (126, 513080), (127, 509040), (140, 461772), (144, 448945), (168, 384810), (180, 359156), (202, 320040), (210, 307848), (240, 269367), (252, 256540), (254, 254520), (280, 230886), (303, 213360), (315, 205232), (336, 192405), (360, 179578), (381, 169680), (404, 160020), (420, 153924), (504, 128270), (505, 128016), (508, 127260), (560, 115443), (606, 106680), (630, 102616), (635, 101808), (707, 91440), (720, 89789), (762, 84840), (808, 80010), (840, 76962), (889, 72720), (909, 71120), (1008, 64135), (1010, 64008), (1016, 63630), (1143, 56560), (1212, 53340), (1260, 51308), (1270, 50904), (1414, 45720), (1515, 42672), (1524, 42420), (1616, 40005), (1680, 38481), (1778, 36360), (1818, 35560), (1905, 33936), (2020, 32004), (2032, 31815), (2121, 30480), (2286, 28280), (2424, 26670), (2520, 25654), (2540, 25452), (2667, 24240), (2828, 22860), (3030, 21336), (3048, 21210), (3535, 18288), (3556, 18180), (3636, 17780), (3810, 16968), (4040, 16002), (4242, 15240), (4445, 14544), (4545, 14224), (4572, 14140), (4848, 13335), (5040, 12827), (5080, 12726), (5334, 12120), (5656, 11430), (5715, 11312), (6060, 10668), (6096, 10605), (6363, 10160), (7070, 9144), (7112, 9090), (7272, 8890), (7620, 8484), (8001, 8080)]