128786400

素因数分解:

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

素因数の和:634

約数の個数: 216

約数和(自身を含む): 469594944

約数和(自身を除く): 340808544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 32, 36, 40, 45, 48, 50, 60, 62, 72, 75, 80, 90, 93, 96, 100, 120, 124, 144, 150, 155, 160, 180, 186, 200, 225, 240, 248, 279, 288, 300, 310, 360, 372, 400, 450, 465, 480, 496, 558, 577, 600, 620, 720, 744, 775, 800, 900, 930, 992, 1116, 1154, 1200, 1240, 1395, 1440, 1488, 1550, 1731, 1800, 1860, 2232, 2308, 2325, 2400, 2480, 2790, 2885, 2976, 3100, 3462, 3600, 3720, 4464, 4616, 4650, 4960, 5193, 5580, 5770, 6200, 6924, 6975, 7200, 7440, 8655, 8928, 9232, 9300, 10386, 11160, 11540, 12400, 13848, 13950, 14425, 14880, 17310, 17887, 18464, 18600, 20772, 22320, 23080, 24800, 25965, 27696, 27900, 28850, 34620, 35774, 37200, 41544, 43275, 44640, 46160, 51930, 53661, 55392, 55800, 57700, 69240, 71548, 74400, 83088, 86550, 89435, 92320, 103860, 107322, 111600, 115400, 129825, 138480, 143096, 160983, 166176, 173100, 178870, 207720, 214644, 223200, 230800, 259650, 268305, 276960, 286192, 321966, 346200, 357740, 415440, 429288, 447175, 461600, 519300, 536610, 572384, 643932, 692400, 715480, 804915, 830880, 858576, 894350, 1038600, 1073220, 1287864, 1341525, 1384800, 1430960, 1609830, 1717152, 1788700, 2077200, 2146440, 2575728, 2683050, 2861920, 3219660, 3577400, 4024575, 4154400, 4292880, 5151456, 5366100, 6439320, 7154800, 8049150, 8585760, 10732200, 12878640, 14309600, 16098300, 21464400, 25757280, 32196600, 42928800, 64393200, 128786400]

約数ペア:

[(1, 128786400), (2, 64393200), (3, 42928800), (4, 32196600), (5, 25757280), (6, 21464400), (8, 16098300), (9, 14309600), (10, 12878640), (12, 10732200), (15, 8585760), (16, 8049150), (18, 7154800), (20, 6439320), (24, 5366100), (25, 5151456), (30, 4292880), (31, 4154400), (32, 4024575), (36, 3577400), (40, 3219660), (45, 2861920), (48, 2683050), (50, 2575728), (60, 2146440), (62, 2077200), (72, 1788700), (75, 1717152), (80, 1609830), (90, 1430960), (93, 1384800), (96, 1341525), (100, 1287864), (120, 1073220), (124, 1038600), (144, 894350), (150, 858576), (155, 830880), (160, 804915), (180, 715480), (186, 692400), (200, 643932), (225, 572384), (240, 536610), (248, 519300), (279, 461600), (288, 447175), (300, 429288), (310, 415440), (360, 357740), (372, 346200), (400, 321966), (450, 286192), (465, 276960), (480, 268305), (496, 259650), (558, 230800), (577, 223200), (600, 214644), (620, 207720), (720, 178870), (744, 173100), (775, 166176), (800, 160983), (900, 143096), (930, 138480), (992, 129825), (1116, 115400), (1154, 111600), (1200, 107322), (1240, 103860), (1395, 92320), (1440, 89435), (1488, 86550), (1550, 83088), (1731, 74400), (1800, 71548), (1860, 69240), (2232, 57700), (2308, 55800), (2325, 55392), (2400, 53661), (2480, 51930), (2790, 46160), (2885, 44640), (2976, 43275), (3100, 41544), (3462, 37200), (3600, 35774), (3720, 34620), (4464, 28850), (4616, 27900), (4650, 27696), (4960, 25965), (5193, 24800), (5580, 23080), (5770, 22320), (6200, 20772), (6924, 18600), (6975, 18464), (7200, 17887), (7440, 17310), (8655, 14880), (8928, 14425), (9232, 13950), (9300, 13848), (10386, 12400), (11160, 11540)]