261789360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:340

約数の個数: 240

約数和(自身を含む): 957233376

約数和(自身を除く): 695444016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 113, 120, 140, 147, 168, 196, 197, 210, 226, 240, 245, 280, 294, 336, 339, 392, 394, 420, 452, 490, 560, 565, 588, 591, 678, 735, 784, 788, 791, 840, 904, 980, 985, 1130, 1176, 1182, 1356, 1379, 1470, 1576, 1582, 1680, 1695, 1808, 1960, 1970, 2260, 2352, 2364, 2373, 2712, 2758, 2940, 2955, 3152, 3164, 3390, 3920, 3940, 3955, 4137, 4520, 4728, 4746, 5424, 5516, 5537, 5880, 5910, 6328, 6780, 6895, 7880, 7910, 8274, 9040, 9456, 9492, 9653, 11032, 11074, 11760, 11820, 11865, 12656, 13560, 13790, 15760, 15820, 16548, 16611, 18984, 19306, 20685, 22064, 22148, 22261, 23640, 23730, 27120, 27580, 27685, 28959, 31640, 33096, 33222, 37968, 38612, 41370, 44296, 44522, 47280, 47460, 48265, 55160, 55370, 57918, 63280, 66192, 66444, 66783, 77224, 82740, 83055, 88592, 89044, 94920, 96530, 110320, 110740, 111305, 115836, 132888, 133566, 144795, 154448, 155827, 165480, 166110, 178088, 189840, 193060, 221480, 222610, 231672, 265776, 267132, 289590, 311654, 330960, 332220, 333915, 356176, 386120, 442960, 445220, 463344, 467481, 534264, 579180, 623308, 664440, 667830, 772240, 779135, 890440, 934962, 1068528, 1090789, 1158360, 1246616, 1328880, 1335660, 1558270, 1780880, 1869924, 2181578, 2316720, 2337405, 2493232, 2671320, 3116540, 3272367, 3739848, 4363156, 4674810, 5342640, 5453945, 6233080, 6544734, 7479696, 8726312, 9349620, 10907890, 12466160, 13089468, 16361835, 17452624, 18699240, 21815780, 26178936, 32723670, 37398480, 43631560, 52357872, 65447340, 87263120, 130894680, 261789360]

約数ペア:

[(1, 261789360), (2, 130894680), (3, 87263120), (4, 65447340), (5, 52357872), (6, 43631560), (7, 37398480), (8, 32723670), (10, 26178936), (12, 21815780), (14, 18699240), (15, 17452624), (16, 16361835), (20, 13089468), (21, 12466160), (24, 10907890), (28, 9349620), (30, 8726312), (35, 7479696), (40, 6544734), (42, 6233080), (48, 5453945), (49, 5342640), (56, 4674810), (60, 4363156), (70, 3739848), (80, 3272367), (84, 3116540), (98, 2671320), (105, 2493232), (112, 2337405), (113, 2316720), (120, 2181578), (140, 1869924), (147, 1780880), (168, 1558270), (196, 1335660), (197, 1328880), (210, 1246616), (226, 1158360), (240, 1090789), (245, 1068528), (280, 934962), (294, 890440), (336, 779135), (339, 772240), (392, 667830), (394, 664440), (420, 623308), (452, 579180), (490, 534264), (560, 467481), (565, 463344), (588, 445220), (591, 442960), (678, 386120), (735, 356176), (784, 333915), (788, 332220), (791, 330960), (840, 311654), (904, 289590), (980, 267132), (985, 265776), (1130, 231672), (1176, 222610), (1182, 221480), (1356, 193060), (1379, 189840), (1470, 178088), (1576, 166110), (1582, 165480), (1680, 155827), (1695, 154448), (1808, 144795), (1960, 133566), (1970, 132888), (2260, 115836), (2352, 111305), (2364, 110740), (2373, 110320), (2712, 96530), (2758, 94920), (2940, 89044), (2955, 88592), (3152, 83055), (3164, 82740), (3390, 77224), (3920, 66783), (3940, 66444), (3955, 66192), (4137, 63280), (4520, 57918), (4728, 55370), (4746, 55160), (5424, 48265), (5516, 47460), (5537, 47280), (5880, 44522), (5910, 44296), (6328, 41370), (6780, 38612), (6895, 37968), (7880, 33222), (7910, 33096), (8274, 31640), (9040, 28959), (9456, 27685), (9492, 27580), (9653, 27120), (11032, 23730), (11074, 23640), (11760, 22261), (11820, 22148), (11865, 22064), (12656, 20685), (13560, 19306), (13790, 18984), (15760, 16611), (15820, 16548)]