217918080

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{12611}}^1$

素因数の和:12639

約数の個数: 128

約数和(自身を含む): 771854400

約数和(自身を除く): 553936320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 12611, 17280, 25222, 37833, 50444, 63055, 75666, 100888, 113499, 126110, 151332, 189165, 201776, 226998, 252220, 302664, 340497, 378330, 403552, 453996, 504440, 567495, 605328, 680994, 756660, 807104, 907992, 1008880, 1134990, 1210656, 1361988, 1513320, 1614208, 1702485, 1815984, 2017760, 2269980, 2421312, 2723976, 3026640, 3404970, 3631968, 4035520, 4539960, 4842624, 5447952, 6053280, 6809940, 7263936, 8071040, 9079920, 10895904, 12106560, 13619880, 14527872, 18159840, 21791808, 24213120, 27239760, 36319680, 43583616, 54479520, 72639360, 108959040, 217918080]

約数ペア:

[(1, 217918080), (2, 108959040), (3, 72639360), (4, 54479520), (5, 43583616), (6, 36319680), (8, 27239760), (9, 24213120), (10, 21791808), (12, 18159840), (15, 14527872), (16, 13619880), (18, 12106560), (20, 10895904), (24, 9079920), (27, 8071040), (30, 7263936), (32, 6809940), (36, 6053280), (40, 5447952), (45, 4842624), (48, 4539960), (54, 4035520), (60, 3631968), (64, 3404970), (72, 3026640), (80, 2723976), (90, 2421312), (96, 2269980), (108, 2017760), (120, 1815984), (128, 1702485), (135, 1614208), (144, 1513320), (160, 1361988), (180, 1210656), (192, 1134990), (216, 1008880), (240, 907992), (270, 807104), (288, 756660), (320, 680994), (360, 605328), (384, 567495), (432, 504440), (480, 453996), (540, 403552), (576, 378330), (640, 340497), (720, 302664), (864, 252220), (960, 226998), (1080, 201776), (1152, 189165), (1440, 151332), (1728, 126110), (1920, 113499), (2160, 100888), (2880, 75666), (3456, 63055), (4320, 50444), (5760, 37833), (8640, 25222), (12611, 17280)]