249894720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:371

約数の個数: 280

約数和(自身を含む): 920544768

約数和(自身を除く): 670650048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 311, 320, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 576, 620, 622, 648, 720, 744, 810, 837, 864, 930, 933, 960, 992, 1080, 1116, 1240, 1244, 1296, 1395, 1440, 1488, 1555, 1620, 1674, 1728, 1860, 1866, 1984, 2160, 2232, 2480, 2488, 2511, 2592, 2790, 2799, 2880, 2976, 3110, 3240, 3348, 3720, 3732, 4185, 4320, 4464, 4665, 4960, 4976, 5022, 5184, 5580, 5598, 5952, 6220, 6480, 6696, 7440, 7464, 8370, 8397, 8640, 8928, 9330, 9641, 9920, 9952, 10044, 11160, 11196, 12440, 12555, 12960, 13392, 13995, 14880, 14928, 16740, 16794, 17856, 18660, 19282, 19904, 20088, 22320, 22392, 24880, 25110, 25191, 25920, 26784, 27990, 28923, 29760, 29856, 33480, 33588, 37320, 38564, 40176, 41985, 44640, 44784, 48205, 49760, 50220, 50382, 53568, 55980, 57846, 59712, 66960, 67176, 74640, 77128, 80352, 83970, 86769, 89280, 89568, 96410, 99520, 100440, 100764, 111960, 115692, 125955, 133920, 134352, 144615, 149280, 154256, 160704, 167940, 173538, 179136, 192820, 200880, 201528, 223920, 231384, 251910, 260307, 267840, 268704, 289230, 298560, 308512, 335880, 347076, 385640, 401760, 403056, 433845, 447840, 462768, 503820, 520614, 537408, 578460, 617024, 671760, 694152, 771280, 780921, 803520, 806112, 867690, 895680, 925536, 1007640, 1041228, 1156920, 1301535, 1343520, 1388304, 1542560, 1561842, 1612224, 1735380, 1851072, 2015280, 2082456, 2313840, 2603070, 2687040, 2776608, 3085120, 3123684, 3470760, 3904605, 4030560, 4164912, 4627680, 5206140, 5553216, 6247368, 6941520, 7809210, 8061120, 8329824, 9255360, 10412280, 12494736, 13883040, 15618420, 16659648, 20824560, 24989472, 27766080, 31236840, 41649120, 49978944, 62473680, 83298240, 124947360, 249894720]

約数ペア:

[(1, 249894720), (2, 124947360), (3, 83298240), (4, 62473680), (5, 49978944), (6, 41649120), (8, 31236840), (9, 27766080), (10, 24989472), (12, 20824560), (15, 16659648), (16, 15618420), (18, 13883040), (20, 12494736), (24, 10412280), (27, 9255360), (30, 8329824), (31, 8061120), (32, 7809210), (36, 6941520), (40, 6247368), (45, 5553216), (48, 5206140), (54, 4627680), (60, 4164912), (62, 4030560), (64, 3904605), (72, 3470760), (80, 3123684), (81, 3085120), (90, 2776608), (93, 2687040), (96, 2603070), (108, 2313840), (120, 2082456), (124, 2015280), (135, 1851072), (144, 1735380), (155, 1612224), (160, 1561842), (162, 1542560), (180, 1388304), (186, 1343520), (192, 1301535), (216, 1156920), (240, 1041228), (248, 1007640), (270, 925536), (279, 895680), (288, 867690), (310, 806112), (311, 803520), (320, 780921), (324, 771280), (360, 694152), (372, 671760), (405, 617024), (432, 578460), (465, 537408), (480, 520614), (496, 503820), (540, 462768), (558, 447840), (576, 433845), (620, 403056), (622, 401760), (648, 385640), (720, 347076), (744, 335880), (810, 308512), (837, 298560), (864, 289230), (930, 268704), (933, 267840), (960, 260307), (992, 251910), (1080, 231384), (1116, 223920), (1240, 201528), (1244, 200880), (1296, 192820), (1395, 179136), (1440, 173538), (1488, 167940), (1555, 160704), (1620, 154256), (1674, 149280), (1728, 144615), (1860, 134352), (1866, 133920), (1984, 125955), (2160, 115692), (2232, 111960), (2480, 100764), (2488, 100440), (2511, 99520), (2592, 96410), (2790, 89568), (2799, 89280), (2880, 86769), (2976, 83970), (3110, 80352), (3240, 77128), (3348, 74640), (3720, 67176), (3732, 66960), (4185, 59712), (4320, 57846), (4464, 55980), (4665, 53568), (4960, 50382), (4976, 50220), (5022, 49760), (5184, 48205), (5580, 44784), (5598, 44640), (5952, 41985), (6220, 40176), (6480, 38564), (6696, 37320), (7440, 33588), (7464, 33480), (8370, 29856), (8397, 29760), (8640, 28923), (8928, 27990), (9330, 26784), (9641, 25920), (9920, 25191), (9952, 25110), (10044, 24880), (11160, 22392), (11196, 22320), (12440, 20088), (12555, 19904), (12960, 19282), (13392, 18660), (13995, 17856), (14880, 16794), (14928, 16740)]