127367680

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4523}}^1$

素因数の和:4557

約数の個数: 80

約数和(自身を含む): 333219744

約数和(自身を除く): 205852064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2560, 2816, 3520, 4523, 5632, 7040, 9046, 14080, 18092, 22615, 28160, 36184, 45230, 49753, 72368, 90460, 99506, 144736, 180920, 199012, 248765, 289472, 361840, 398024, 497530, 578944, 723680, 796048, 995060, 1157888, 1447360, 1592096, 1990120, 2315776, 2894720, 3184192, 3980240, 5789440, 6368384, 7960480, 11578880, 12736768, 15920960, 25473536, 31841920, 63683840, 127367680]

約数ペア:

[(1, 127367680), (2, 63683840), (4, 31841920), (5, 25473536), (8, 15920960), (10, 12736768), (11, 11578880), (16, 7960480), (20, 6368384), (22, 5789440), (32, 3980240), (40, 3184192), (44, 2894720), (55, 2315776), (64, 1990120), (80, 1592096), (88, 1447360), (110, 1157888), (128, 995060), (160, 796048), (176, 723680), (220, 578944), (256, 497530), (320, 398024), (352, 361840), (440, 289472), (512, 248765), (640, 199012), (704, 180920), (880, 144736), (1280, 99506), (1408, 90460), (1760, 72368), (2560, 49753), (2816, 45230), (3520, 36184), (4523, 28160), (5632, 22615), (7040, 18092), (9046, 14080)]