128390400

素因数分解:

$2^8\times 3^3\times 5^2\times {\mathrm{743}}^1$

素因数の和:778

約数の個数: 216

約数和(自身を含む): 471428160

約数和(自身を除く): 343037760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 108, 120, 128, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 256, 270, 288, 300, 320, 360, 384, 400, 432, 450, 480, 540, 576, 600, 640, 675, 720, 743, 768, 800, 864, 900, 960, 1080, 1152, 1200, 1280, 1350, 1440, 1486, 1600, 1728, 1800, 1920, 2160, 2229, 2304, 2400, 2700, 2880, 2972, 3200, 3456, 3600, 3715, 3840, 4320, 4458, 4800, 5400, 5760, 5944, 6400, 6687, 6912, 7200, 7430, 8640, 8916, 9600, 10800, 11145, 11520, 11888, 13374, 14400, 14860, 17280, 17832, 18575, 19200, 20061, 21600, 22290, 23776, 26748, 28800, 29720, 33435, 34560, 35664, 37150, 40122, 43200, 44580, 47552, 53496, 55725, 57600, 59440, 66870, 71328, 74300, 80244, 86400, 89160, 95104, 100305, 106992, 111450, 118880, 133740, 142656, 148600, 160488, 167175, 172800, 178320, 190208, 200610, 213984, 222900, 237760, 267480, 285312, 297200, 320976, 334350, 356640, 401220, 427968, 445800, 475520, 501525, 534960, 570624, 594400, 641952, 668700, 713280, 802440, 855936, 891600, 951040, 1003050, 1069920, 1188800, 1283904, 1337400, 1426560, 1604880, 1711872, 1783200, 2006100, 2139840, 2377600, 2567808, 2674800, 2853120, 3209760, 3566400, 4012200, 4279680, 4755200, 5135616, 5349600, 6419520, 7132800, 8024400, 8559360, 10699200, 12839040, 14265600, 16048800, 21398400, 25678080, 32097600, 42796800, 64195200, 128390400]

約数ペア:

[(1, 128390400), (2, 64195200), (3, 42796800), (4, 32097600), (5, 25678080), (6, 21398400), (8, 16048800), (9, 14265600), (10, 12839040), (12, 10699200), (15, 8559360), (16, 8024400), (18, 7132800), (20, 6419520), (24, 5349600), (25, 5135616), (27, 4755200), (30, 4279680), (32, 4012200), (36, 3566400), (40, 3209760), (45, 2853120), (48, 2674800), (50, 2567808), (54, 2377600), (60, 2139840), (64, 2006100), (72, 1783200), (75, 1711872), (80, 1604880), (90, 1426560), (96, 1337400), (100, 1283904), (108, 1188800), (120, 1069920), (128, 1003050), (135, 951040), (144, 891600), (150, 855936), (160, 802440), (180, 713280), (192, 668700), (200, 641952), (216, 594400), (225, 570624), (240, 534960), (256, 501525), (270, 475520), (288, 445800), (300, 427968), (320, 401220), (360, 356640), (384, 334350), (400, 320976), (432, 297200), (450, 285312), (480, 267480), (540, 237760), (576, 222900), (600, 213984), (640, 200610), (675, 190208), (720, 178320), (743, 172800), (768, 167175), (800, 160488), (864, 148600), (900, 142656), (960, 133740), (1080, 118880), (1152, 111450), (1200, 106992), (1280, 100305), (1350, 95104), (1440, 89160), (1486, 86400), (1600, 80244), (1728, 74300), (1800, 71328), (1920, 66870), (2160, 59440), (2229, 57600), (2304, 55725), (2400, 53496), (2700, 47552), (2880, 44580), (2972, 43200), (3200, 40122), (3456, 37150), (3600, 35664), (3715, 34560), (3840, 33435), (4320, 29720), (4458, 28800), (4800, 26748), (5400, 23776), (5760, 22290), (5944, 21600), (6400, 20061), (6687, 19200), (6912, 18575), (7200, 17832), (7430, 17280), (8640, 14860), (8916, 14400), (9600, 13374), (10800, 11888), (11145, 11520)]