66821760

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{1289}}^1$

素因数の和:1320

約数の個数: 160

約数和(自身を含む): 238817700

約数和(自身を除く): 171995940

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1289, 1296, 1440, 1620, 1728, 1920, 2160, 2578, 2592, 2880, 3240, 3456, 3867, 4320, 5156, 5184, 5760, 6445, 6480, 7734, 8640, 10312, 10368, 11601, 12890, 12960, 15468, 17280, 19335, 20624, 23202, 25780, 25920, 30936, 34803, 38670, 41248, 46404, 51560, 51840, 58005, 61872, 69606, 77340, 82496, 92808, 103120, 104409, 116010, 123744, 139212, 154680, 164992, 174015, 185616, 206240, 208818, 232020, 247488, 278424, 309360, 348030, 371232, 412480, 417636, 464040, 494976, 522045, 556848, 618720, 696060, 742464, 824960, 835272, 928080, 1044090, 1113696, 1237440, 1392120, 1484928, 1670544, 1856160, 2088180, 2227392, 2474880, 2784240, 3341088, 3712320, 4176360, 4454784, 5568480, 6682176, 7424640, 8352720, 11136960, 13364352, 16705440, 22273920, 33410880, 66821760]

約数ペア:

[(1, 66821760), (2, 33410880), (3, 22273920), (4, 16705440), (5, 13364352), (6, 11136960), (8, 8352720), (9, 7424640), (10, 6682176), (12, 5568480), (15, 4454784), (16, 4176360), (18, 3712320), (20, 3341088), (24, 2784240), (27, 2474880), (30, 2227392), (32, 2088180), (36, 1856160), (40, 1670544), (45, 1484928), (48, 1392120), (54, 1237440), (60, 1113696), (64, 1044090), (72, 928080), (80, 835272), (81, 824960), (90, 742464), (96, 696060), (108, 618720), (120, 556848), (128, 522045), (135, 494976), (144, 464040), (160, 417636), (162, 412480), (180, 371232), (192, 348030), (216, 309360), (240, 278424), (270, 247488), (288, 232020), (320, 208818), (324, 206240), (360, 185616), (384, 174015), (405, 164992), (432, 154680), (480, 139212), (540, 123744), (576, 116010), (640, 104409), (648, 103120), (720, 92808), (810, 82496), (864, 77340), (960, 69606), (1080, 61872), (1152, 58005), (1289, 51840), (1296, 51560), (1440, 46404), (1620, 41248), (1728, 38670), (1920, 34803), (2160, 30936), (2578, 25920), (2592, 25780), (2880, 23202), (3240, 20624), (3456, 19335), (3867, 17280), (4320, 15468), (5156, 12960), (5184, 12890), (5760, 11601), (6445, 10368), (6480, 10312), (7734, 8640)]