231815520

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:635

約数の個数: 240

約数和(自身を含む): 845970048

約数和(自身を除く): 614154528

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, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 577, 620, 648, 720, 744, 810, 837, 864, 930, 992, 1080, 1116, 1154, 1240, 1296, 1395, 1440, 1488, 1620, 1674, 1731, 1860, 2160, 2232, 2308, 2480, 2511, 2592, 2790, 2885, 2976, 3240, 3348, 3462, 3720, 4185, 4320, 4464, 4616, 4960, 5022, 5193, 5580, 5770, 6480, 6696, 6924, 7440, 8370, 8655, 8928, 9232, 10044, 10386, 11160, 11540, 12555, 12960, 13392, 13848, 14880, 15579, 16740, 17310, 17887, 18464, 20088, 20772, 22320, 23080, 25110, 25965, 26784, 27696, 31158, 33480, 34620, 35774, 40176, 41544, 44640, 46160, 46737, 50220, 51930, 53661, 55392, 62316, 66960, 69240, 71548, 77895, 80352, 83088, 89435, 92320, 93474, 100440, 103860, 107322, 124632, 133920, 138480, 143096, 155790, 160983, 166176, 178870, 186948, 200880, 207720, 214644, 233685, 249264, 268305, 276960, 286192, 311580, 321966, 357740, 373896, 401760, 415440, 429288, 467370, 482949, 498528, 536610, 572384, 623160, 643932, 715480, 747792, 804915, 830880, 858576, 934740, 965898, 1073220, 1246320, 1287864, 1430960, 1448847, 1495584, 1609830, 1717152, 1869480, 1931796, 2146440, 2414745, 2492640, 2575728, 2861920, 2897694, 3219660, 3738960, 3863592, 4292880, 4829490, 5151456, 5795388, 6439320, 7244235, 7477920, 7727184, 8585760, 9658980, 11590776, 12878640, 14488470, 15454368, 19317960, 23181552, 25757280, 28976940, 38635920, 46363104, 57953880, 77271840, 115907760, 231815520]

約数ペア:

[(1, 231815520), (2, 115907760), (3, 77271840), (4, 57953880), (5, 46363104), (6, 38635920), (8, 28976940), (9, 25757280), (10, 23181552), (12, 19317960), (15, 15454368), (16, 14488470), (18, 12878640), (20, 11590776), (24, 9658980), (27, 8585760), (30, 7727184), (31, 7477920), (32, 7244235), (36, 6439320), (40, 5795388), (45, 5151456), (48, 4829490), (54, 4292880), (60, 3863592), (62, 3738960), (72, 3219660), (80, 2897694), (81, 2861920), (90, 2575728), (93, 2492640), (96, 2414745), (108, 2146440), (120, 1931796), (124, 1869480), (135, 1717152), (144, 1609830), (155, 1495584), (160, 1448847), (162, 1430960), (180, 1287864), (186, 1246320), (216, 1073220), (240, 965898), (248, 934740), (270, 858576), (279, 830880), (288, 804915), (310, 747792), (324, 715480), (360, 643932), (372, 623160), (405, 572384), (432, 536610), (465, 498528), (480, 482949), (496, 467370), (540, 429288), (558, 415440), (577, 401760), (620, 373896), (648, 357740), (720, 321966), (744, 311580), (810, 286192), (837, 276960), (864, 268305), (930, 249264), (992, 233685), (1080, 214644), (1116, 207720), (1154, 200880), (1240, 186948), (1296, 178870), (1395, 166176), (1440, 160983), (1488, 155790), (1620, 143096), (1674, 138480), (1731, 133920), (1860, 124632), (2160, 107322), (2232, 103860), (2308, 100440), (2480, 93474), (2511, 92320), (2592, 89435), (2790, 83088), (2885, 80352), (2976, 77895), (3240, 71548), (3348, 69240), (3462, 66960), (3720, 62316), (4185, 55392), (4320, 53661), (4464, 51930), (4616, 50220), (4960, 46737), (5022, 46160), (5193, 44640), (5580, 41544), (5770, 40176), (6480, 35774), (6696, 34620), (6924, 33480), (7440, 31158), (8370, 27696), (8655, 26784), (8928, 25965), (9232, 25110), (10044, 23080), (10386, 22320), (11160, 20772), (11540, 20088), (12555, 18464), (12960, 17887), (13392, 17310), (13848, 16740), (14880, 15579)]