72601920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{2801}}^1$

素因数の和:2830

約数の個数: 140

約数和(自身を含む): 258350004

約数和(自身を除く): 185748084

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, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2801, 2880, 3240, 4320, 5184, 5602, 6480, 8403, 8640, 11204, 12960, 14005, 16806, 22408, 25209, 25920, 28010, 33612, 42015, 44816, 50418, 56020, 67224, 75627, 84030, 89632, 100836, 112040, 126045, 134448, 151254, 168060, 179264, 201672, 224080, 226881, 252090, 268896, 302508, 336120, 378135, 403344, 448160, 453762, 504180, 537792, 605016, 672240, 756270, 806688, 896320, 907524, 1008360, 1134405, 1210032, 1344480, 1512540, 1613376, 1815048, 2016720, 2268810, 2420064, 2688960, 3025080, 3630096, 4033440, 4537620, 4840128, 6050160, 7260192, 8066880, 9075240, 12100320, 14520384, 18150480, 24200640, 36300960, 72601920]

約数ペア:

[(1, 72601920), (2, 36300960), (3, 24200640), (4, 18150480), (5, 14520384), (6, 12100320), (8, 9075240), (9, 8066880), (10, 7260192), (12, 6050160), (15, 4840128), (16, 4537620), (18, 4033440), (20, 3630096), (24, 3025080), (27, 2688960), (30, 2420064), (32, 2268810), (36, 2016720), (40, 1815048), (45, 1613376), (48, 1512540), (54, 1344480), (60, 1210032), (64, 1134405), (72, 1008360), (80, 907524), (81, 896320), (90, 806688), (96, 756270), (108, 672240), (120, 605016), (135, 537792), (144, 504180), (160, 453762), (162, 448160), (180, 403344), (192, 378135), (216, 336120), (240, 302508), (270, 268896), (288, 252090), (320, 226881), (324, 224080), (360, 201672), (405, 179264), (432, 168060), (480, 151254), (540, 134448), (576, 126045), (648, 112040), (720, 100836), (810, 89632), (864, 84030), (960, 75627), (1080, 67224), (1296, 56020), (1440, 50418), (1620, 44816), (1728, 42015), (2160, 33612), (2592, 28010), (2801, 25920), (2880, 25209), (3240, 22408), (4320, 16806), (5184, 14005), (5602, 12960), (6480, 11204), (8403, 8640)]