664517760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20359}}^1$

素因数の和:20398

約数の個数: 128

約数和(自身を含む): 2242857600

約数和(自身を除く): 1578339840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 4080, 5440, 6528, 8160, 10880, 16320, 20359, 32640, 40718, 61077, 81436, 101795, 122154, 162872, 203590, 244308, 305385, 325744, 346103, 407180, 488616, 610770, 651488, 692206, 814360, 977232, 1038309, 1221540, 1302976, 1384412, 1628720, 1730515, 1954464, 2076618, 2443080, 2605952, 2768824, 3257440, 3461030, 3908928, 4153236, 4886160, 5191545, 5537648, 6514880, 6922060, 7817856, 8306472, 9772320, 10383090, 11075296, 13029760, 13844120, 16612944, 19544640, 20766180, 22150592, 27688240, 33225888, 39089280, 41532360, 44301184, 55376480, 66451776, 83064720, 110752960, 132903552, 166129440, 221505920, 332258880, 664517760]

約数ペア:

[(1, 664517760), (2, 332258880), (3, 221505920), (4, 166129440), (5, 132903552), (6, 110752960), (8, 83064720), (10, 66451776), (12, 55376480), (15, 44301184), (16, 41532360), (17, 39089280), (20, 33225888), (24, 27688240), (30, 22150592), (32, 20766180), (34, 19544640), (40, 16612944), (48, 13844120), (51, 13029760), (60, 11075296), (64, 10383090), (68, 9772320), (80, 8306472), (85, 7817856), (96, 6922060), (102, 6514880), (120, 5537648), (128, 5191545), (136, 4886160), (160, 4153236), (170, 3908928), (192, 3461030), (204, 3257440), (240, 2768824), (255, 2605952), (272, 2443080), (320, 2076618), (340, 1954464), (384, 1730515), (408, 1628720), (480, 1384412), (510, 1302976), (544, 1221540), (640, 1038309), (680, 977232), (816, 814360), (960, 692206), (1020, 651488), (1088, 610770), (1360, 488616), (1632, 407180), (1920, 346103), (2040, 325744), (2176, 305385), (2720, 244308), (3264, 203590), (4080, 162872), (5440, 122154), (6528, 101795), (8160, 81436), (10880, 61077), (16320, 40718), (20359, 32640)]