18157440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{193}}^1$

素因数の和:229

約数の個数: 192

約数和(自身を含む): 67674960

約数和(自身を除く): 49517520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 193, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 386, 392, 420, 448, 480, 490, 560, 579, 588, 640, 672, 735, 772, 784, 840, 896, 960, 965, 980, 1120, 1158, 1176, 1344, 1351, 1470, 1544, 1568, 1680, 1920, 1930, 1960, 2240, 2316, 2352, 2688, 2702, 2895, 2940, 3088, 3136, 3360, 3860, 3920, 4053, 4480, 4632, 4704, 5404, 5790, 5880, 6176, 6272, 6720, 6755, 7720, 7840, 8106, 9264, 9408, 9457, 10808, 11580, 11760, 12352, 13440, 13510, 15440, 15680, 16212, 18528, 18816, 18914, 20265, 21616, 23160, 23520, 24704, 27020, 28371, 30880, 31360, 32424, 37056, 37828, 40530, 43232, 46320, 47040, 47285, 54040, 56742, 61760, 64848, 74112, 75656, 81060, 86464, 92640, 94080, 94570, 108080, 113484, 123520, 129696, 141855, 151312, 162120, 172928, 185280, 189140, 216160, 226968, 259392, 283710, 302624, 324240, 370560, 378280, 432320, 453936, 518784, 567420, 605248, 648480, 756560, 864640, 907872, 1134840, 1210496, 1296960, 1513120, 1815744, 2269680, 2593920, 3026240, 3631488, 4539360, 6052480, 9078720, 18157440]

約数ペア:

[(1, 18157440), (2, 9078720), (3, 6052480), (4, 4539360), (5, 3631488), (6, 3026240), (7, 2593920), (8, 2269680), (10, 1815744), (12, 1513120), (14, 1296960), (15, 1210496), (16, 1134840), (20, 907872), (21, 864640), (24, 756560), (28, 648480), (30, 605248), (32, 567420), (35, 518784), (40, 453936), (42, 432320), (48, 378280), (49, 370560), (56, 324240), (60, 302624), (64, 283710), (70, 259392), (80, 226968), (84, 216160), (96, 189140), (98, 185280), (105, 172928), (112, 162120), (120, 151312), (128, 141855), (140, 129696), (147, 123520), (160, 113484), (168, 108080), (192, 94570), (193, 94080), (196, 92640), (210, 86464), (224, 81060), (240, 75656), (245, 74112), (280, 64848), (294, 61760), (320, 56742), (336, 54040), (384, 47285), (386, 47040), (392, 46320), (420, 43232), (448, 40530), (480, 37828), (490, 37056), (560, 32424), (579, 31360), (588, 30880), (640, 28371), (672, 27020), (735, 24704), (772, 23520), (784, 23160), (840, 21616), (896, 20265), (960, 18914), (965, 18816), (980, 18528), (1120, 16212), (1158, 15680), (1176, 15440), (1344, 13510), (1351, 13440), (1470, 12352), (1544, 11760), (1568, 11580), (1680, 10808), (1920, 9457), (1930, 9408), (1960, 9264), (2240, 8106), (2316, 7840), (2352, 7720), (2688, 6755), (2702, 6720), (2895, 6272), (2940, 6176), (3088, 5880), (3136, 5790), (3360, 5404), (3860, 4704), (3920, 4632), (4053, 4480)]