80390880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{6203}}^1$

素因数の和:6230

約数の個数: 120

約数和(自身を含む): 283758552

約数和(自身を除く): 203367672

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6203, 6480, 12406, 12960, 18609, 24812, 31015, 37218, 49624, 55827, 62030, 74436, 93045, 99248, 111654, 124060, 148872, 167481, 186090, 198496, 223308, 248120, 279135, 297744, 334962, 372180, 446616, 496240, 502443, 558270, 595488, 669924, 744360, 837405, 893232, 992480, 1004886, 1116540, 1339848, 1488720, 1674810, 1786464, 2009772, 2233080, 2512215, 2679696, 2977440, 3349620, 4019544, 4466160, 5024430, 5359392, 6699240, 8039088, 8932320, 10048860, 13398480, 16078176, 20097720, 26796960, 40195440, 80390880]

約数ペア:

[(1, 80390880), (2, 40195440), (3, 26796960), (4, 20097720), (5, 16078176), (6, 13398480), (8, 10048860), (9, 8932320), (10, 8039088), (12, 6699240), (15, 5359392), (16, 5024430), (18, 4466160), (20, 4019544), (24, 3349620), (27, 2977440), (30, 2679696), (32, 2512215), (36, 2233080), (40, 2009772), (45, 1786464), (48, 1674810), (54, 1488720), (60, 1339848), (72, 1116540), (80, 1004886), (81, 992480), (90, 893232), (96, 837405), (108, 744360), (120, 669924), (135, 595488), (144, 558270), (160, 502443), (162, 496240), (180, 446616), (216, 372180), (240, 334962), (270, 297744), (288, 279135), (324, 248120), (360, 223308), (405, 198496), (432, 186090), (480, 167481), (540, 148872), (648, 124060), (720, 111654), (810, 99248), (864, 93045), (1080, 74436), (1296, 62030), (1440, 55827), (1620, 49624), (2160, 37218), (2592, 31015), (3240, 24812), (4320, 18609), (6203, 12960), (6480, 12406)]