140720160

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:256

約数の個数: 288

約数和(自身を含む): 535030272

約数和(自身を除く): 394310112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 96, 98, 105, 112, 120, 124, 140, 147, 155, 160, 168, 186, 193, 196, 210, 217, 224, 240, 245, 248, 280, 294, 310, 336, 372, 386, 392, 420, 434, 465, 480, 490, 496, 560, 579, 588, 620, 651, 672, 735, 744, 772, 784, 840, 868, 930, 965, 980, 992, 1085, 1120, 1158, 1176, 1240, 1302, 1351, 1470, 1488, 1519, 1544, 1568, 1680, 1736, 1860, 1930, 1960, 2170, 2316, 2352, 2480, 2604, 2702, 2895, 2940, 2976, 3038, 3088, 3255, 3360, 3472, 3720, 3860, 3920, 4053, 4340, 4557, 4632, 4704, 4960, 5208, 5404, 5790, 5880, 5983, 6076, 6176, 6510, 6755, 6944, 7440, 7595, 7720, 7840, 8106, 8680, 9114, 9264, 9457, 10416, 10808, 11580, 11760, 11966, 12152, 13020, 13510, 14880, 15190, 15440, 16212, 17360, 17949, 18228, 18528, 18914, 20265, 20832, 21616, 22785, 23160, 23520, 23932, 24304, 26040, 27020, 28371, 29915, 30380, 30880, 32424, 34720, 35898, 36456, 37828, 40530, 41881, 43232, 45570, 46320, 47285, 47864, 48608, 52080, 54040, 56742, 59830, 60760, 64848, 71796, 72912, 75656, 81060, 83762, 89745, 91140, 92640, 94570, 95728, 104160, 108080, 113484, 119660, 121520, 125643, 129696, 141855, 143592, 145824, 151312, 162120, 167524, 179490, 182280, 189140, 191456, 209405, 216160, 226968, 239320, 243040, 251286, 283710, 287184, 293167, 302624, 324240, 335048, 358980, 364560, 378280, 418810, 453936, 478640, 502572, 567420, 574368, 586334, 628215, 648480, 670096, 717960, 729120, 756560, 837620, 879501, 907872, 957280, 1005144, 1134840, 1172668, 1256430, 1340192, 1435920, 1465835, 1513120, 1675240, 1759002, 2010288, 2269680, 2345336, 2512860, 2871840, 2931670, 3350480, 3518004, 4020576, 4397505, 4539360, 4690672, 5025720, 5863340, 6700960, 7036008, 8795010, 9381344, 10051440, 11726680, 14072016, 17590020, 20102880, 23453360, 28144032, 35180040, 46906720, 70360080, 140720160]

約数ペア:

[(1, 140720160), (2, 70360080), (3, 46906720), (4, 35180040), (5, 28144032), (6, 23453360), (7, 20102880), (8, 17590020), (10, 14072016), (12, 11726680), (14, 10051440), (15, 9381344), (16, 8795010), (20, 7036008), (21, 6700960), (24, 5863340), (28, 5025720), (30, 4690672), (31, 4539360), (32, 4397505), (35, 4020576), (40, 3518004), (42, 3350480), (48, 2931670), (49, 2871840), (56, 2512860), (60, 2345336), (62, 2269680), (70, 2010288), (80, 1759002), (84, 1675240), (93, 1513120), (96, 1465835), (98, 1435920), (105, 1340192), (112, 1256430), (120, 1172668), (124, 1134840), (140, 1005144), (147, 957280), (155, 907872), (160, 879501), (168, 837620), (186, 756560), (193, 729120), (196, 717960), (210, 670096), (217, 648480), (224, 628215), (240, 586334), (245, 574368), (248, 567420), (280, 502572), (294, 478640), (310, 453936), (336, 418810), (372, 378280), (386, 364560), (392, 358980), (420, 335048), (434, 324240), (465, 302624), (480, 293167), (490, 287184), (496, 283710), (560, 251286), (579, 243040), (588, 239320), (620, 226968), (651, 216160), (672, 209405), (735, 191456), (744, 189140), (772, 182280), (784, 179490), (840, 167524), (868, 162120), (930, 151312), (965, 145824), (980, 143592), (992, 141855), (1085, 129696), (1120, 125643), (1158, 121520), (1176, 119660), (1240, 113484), (1302, 108080), (1351, 104160), (1470, 95728), (1488, 94570), (1519, 92640), (1544, 91140), (1568, 89745), (1680, 83762), (1736, 81060), (1860, 75656), (1930, 72912), (1960, 71796), (2170, 64848), (2316, 60760), (2352, 59830), (2480, 56742), (2604, 54040), (2702, 52080), (2895, 48608), (2940, 47864), (2976, 47285), (3038, 46320), (3088, 45570), (3255, 43232), (3360, 41881), (3472, 40530), (3720, 37828), (3860, 36456), (3920, 35898), (4053, 34720), (4340, 32424), (4557, 30880), (4632, 30380), (4704, 29915), (4960, 28371), (5208, 27020), (5404, 26040), (5790, 24304), (5880, 23932), (5983, 23520), (6076, 23160), (6176, 22785), (6510, 21616), (6755, 20832), (6944, 20265), (7440, 18914), (7595, 18528), (7720, 18228), (7840, 17949), (8106, 17360), (8680, 16212), (9114, 15440), (9264, 15190), (9457, 14880), (10416, 13510), (10808, 13020), (11580, 12152), (11760, 11966)]