211141840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 240

約数和(自身を含む): 640459008

約数和(自身を除く): 429317168

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 97, 104, 112, 115, 130, 140, 161, 169, 182, 184, 194, 208, 230, 260, 280, 299, 322, 338, 364, 368, 388, 455, 460, 485, 520, 560, 598, 644, 676, 679, 728, 776, 805, 845, 910, 920, 970, 1040, 1183, 1196, 1261, 1288, 1352, 1358, 1456, 1495, 1552, 1610, 1690, 1820, 1840, 1940, 2093, 2231, 2366, 2392, 2522, 2576, 2704, 2716, 2990, 3220, 3380, 3395, 3640, 3880, 3887, 4186, 4462, 4732, 4784, 5044, 5432, 5915, 5980, 6305, 6440, 6760, 6790, 7280, 7760, 7774, 8372, 8827, 8924, 9464, 10088, 10465, 10864, 11155, 11830, 11960, 12610, 12880, 13520, 13580, 15548, 15617, 16393, 16744, 17654, 17848, 18928, 19435, 20176, 20930, 22310, 23660, 23920, 25220, 27160, 27209, 29003, 31096, 31234, 32786, 33488, 35308, 35696, 38870, 41860, 44135, 44620, 47320, 50440, 54320, 54418, 58006, 62192, 62468, 65572, 70616, 77740, 78085, 81965, 83720, 88270, 89240, 94640, 100880, 108836, 114751, 116012, 124936, 131144, 136045, 141232, 145015, 155480, 156170, 163930, 167440, 176540, 178480, 203021, 217672, 229502, 232024, 249872, 262288, 272090, 290030, 310960, 312340, 327860, 353080, 377039, 406042, 435344, 459004, 464048, 544180, 573755, 580060, 624680, 655720, 706160, 754078, 812084, 918008, 1015105, 1088360, 1147510, 1160120, 1249360, 1311440, 1508156, 1624168, 1836016, 1885195, 2030210, 2176720, 2295020, 2320240, 2639273, 3016312, 3248336, 3770390, 4060420, 4590040, 5278546, 6032624, 7540780, 8120840, 9180080, 10557092, 13196365, 15081560, 16241680, 21114184, 26392730, 30163120, 42228368, 52785460, 105570920, 211141840]

約数ペア:

[(1, 211141840), (2, 105570920), (4, 52785460), (5, 42228368), (7, 30163120), (8, 26392730), (10, 21114184), (13, 16241680), (14, 15081560), (16, 13196365), (20, 10557092), (23, 9180080), (26, 8120840), (28, 7540780), (35, 6032624), (40, 5278546), (46, 4590040), (52, 4060420), (56, 3770390), (65, 3248336), (70, 3016312), (80, 2639273), (91, 2320240), (92, 2295020), (97, 2176720), (104, 2030210), (112, 1885195), (115, 1836016), (130, 1624168), (140, 1508156), (161, 1311440), (169, 1249360), (182, 1160120), (184, 1147510), (194, 1088360), (208, 1015105), (230, 918008), (260, 812084), (280, 754078), (299, 706160), (322, 655720), (338, 624680), (364, 580060), (368, 573755), (388, 544180), (455, 464048), (460, 459004), (485, 435344), (520, 406042), (560, 377039), (598, 353080), (644, 327860), (676, 312340), (679, 310960), (728, 290030), (776, 272090), (805, 262288), (845, 249872), (910, 232024), (920, 229502), (970, 217672), (1040, 203021), (1183, 178480), (1196, 176540), (1261, 167440), (1288, 163930), (1352, 156170), (1358, 155480), (1456, 145015), (1495, 141232), (1552, 136045), (1610, 131144), (1690, 124936), (1820, 116012), (1840, 114751), (1940, 108836), (2093, 100880), (2231, 94640), (2366, 89240), (2392, 88270), (2522, 83720), (2576, 81965), (2704, 78085), (2716, 77740), (2990, 70616), (3220, 65572), (3380, 62468), (3395, 62192), (3640, 58006), (3880, 54418), (3887, 54320), (4186, 50440), (4462, 47320), (4732, 44620), (4784, 44135), (5044, 41860), (5432, 38870), (5915, 35696), (5980, 35308), (6305, 33488), (6440, 32786), (6760, 31234), (6790, 31096), (7280, 29003), (7760, 27209), (7774, 27160), (8372, 25220), (8827, 23920), (8924, 23660), (9464, 22310), (10088, 20930), (10465, 20176), (10864, 19435), (11155, 18928), (11830, 17848), (11960, 17654), (12610, 16744), (12880, 16393), (13520, 15617), (13580, 15548)]