69969280

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 181764000

約数和(自身を除く): 111794720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 80, 85, 109, 118, 128, 136, 160, 170, 218, 236, 272, 295, 320, 340, 436, 472, 544, 545, 590, 640, 680, 872, 944, 1003, 1088, 1090, 1180, 1360, 1744, 1853, 1888, 2006, 2176, 2180, 2360, 2720, 3488, 3706, 3776, 4012, 4360, 4720, 5015, 5440, 6431, 6976, 7412, 7552, 8024, 8720, 9265, 9440, 10030, 10880, 12862, 13952, 14824, 16048, 17440, 18530, 18880, 20060, 25724, 29648, 32096, 32155, 34880, 37060, 37760, 40120, 51448, 59296, 64192, 64310, 69760, 74120, 80240, 102896, 109327, 118592, 128384, 128620, 148240, 160480, 205792, 218654, 237184, 257240, 296480, 320960, 411584, 437308, 514480, 546635, 592960, 641920, 823168, 874616, 1028960, 1093270, 1185920, 1749232, 2057920, 2186540, 3498464, 4115840, 4373080, 6996928, 8746160, 13993856, 17492320, 34984640, 69969280]

約数ペア:

[(1, 69969280), (2, 34984640), (4, 17492320), (5, 13993856), (8, 8746160), (10, 6996928), (16, 4373080), (17, 4115840), (20, 3498464), (32, 2186540), (34, 2057920), (40, 1749232), (59, 1185920), (64, 1093270), (68, 1028960), (80, 874616), (85, 823168), (109, 641920), (118, 592960), (128, 546635), (136, 514480), (160, 437308), (170, 411584), (218, 320960), (236, 296480), (272, 257240), (295, 237184), (320, 218654), (340, 205792), (436, 160480), (472, 148240), (544, 128620), (545, 128384), (590, 118592), (640, 109327), (680, 102896), (872, 80240), (944, 74120), (1003, 69760), (1088, 64310), (1090, 64192), (1180, 59296), (1360, 51448), (1744, 40120), (1853, 37760), (1888, 37060), (2006, 34880), (2176, 32155), (2180, 32096), (2360, 29648), (2720, 25724), (3488, 20060), (3706, 18880), (3776, 18530), (4012, 17440), (4360, 16048), (4720, 14824), (5015, 13952), (5440, 12862), (6431, 10880), (6976, 10030), (7412, 9440), (7552, 9265), (8024, 8720)]