1991343744

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:512

約数の個数: 256

約数和(自身を含む): 6397440000

約数和(自身を除く): 4406096256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 127, 128, 144, 156, 192, 208, 216, 234, 254, 288, 312, 349, 351, 381, 384, 416, 432, 468, 508, 576, 624, 698, 702, 762, 832, 864, 936, 1016, 1047, 1143, 1152, 1248, 1396, 1404, 1524, 1651, 1664, 1728, 1872, 2032, 2094, 2286, 2496, 2792, 2808, 3048, 3141, 3302, 3429, 3456, 3744, 4064, 4188, 4537, 4572, 4953, 4992, 5584, 5616, 6096, 6282, 6604, 6858, 7488, 8128, 8376, 9074, 9144, 9423, 9906, 11168, 11232, 12192, 12564, 13208, 13611, 13716, 14859, 14976, 16256, 16752, 18148, 18288, 18846, 19812, 22336, 22464, 24384, 25128, 26416, 27222, 27432, 29718, 33504, 36296, 36576, 37692, 39624, 40833, 44323, 44577, 44672, 44928, 48768, 50256, 52832, 54444, 54864, 59436, 67008, 72592, 73152, 75384, 79248, 81666, 88646, 89154, 100512, 105664, 108888, 109728, 118872, 122499, 132969, 134016, 145184, 146304, 150768, 158496, 163332, 177292, 178308, 201024, 211328, 217776, 219456, 237744, 244998, 265938, 290368, 301536, 316992, 326664, 354584, 356616, 398907, 402048, 435552, 438912, 475488, 489996, 531876, 576199, 580736, 603072, 633984, 653328, 709168, 713232, 797814, 871104, 950976, 979992, 1063752, 1152398, 1196721, 1206144, 1306656, 1418336, 1426464, 1595628, 1728597, 1742208, 1901952, 1959984, 2127504, 2304796, 2393442, 2613312, 2836672, 2852928, 3191256, 3457194, 3919968, 4255008, 4609592, 4786884, 5185791, 5226624, 5673344, 5705856, 6382512, 6914388, 7839936, 8510016, 9219184, 9573768, 10371582, 12765024, 13828776, 15557373, 15679872, 17020032, 18438368, 19147536, 20743164, 25530048, 27657552, 31114746, 36876736, 38295072, 41486328, 51060096, 55315104, 62229492, 73753472, 76590144, 82972656, 110630208, 124458984, 153180288, 165945312, 221260416, 248917968, 331890624, 497835936, 663781248, 995671872, 1991343744]

約数ペア:

[(1, 1991343744), (2, 995671872), (3, 663781248), (4, 497835936), (6, 331890624), (8, 248917968), (9, 221260416), (12, 165945312), (13, 153180288), (16, 124458984), (18, 110630208), (24, 82972656), (26, 76590144), (27, 73753472), (32, 62229492), (36, 55315104), (39, 51060096), (48, 41486328), (52, 38295072), (54, 36876736), (64, 31114746), (72, 27657552), (78, 25530048), (96, 20743164), (104, 19147536), (108, 18438368), (117, 17020032), (127, 15679872), (128, 15557373), (144, 13828776), (156, 12765024), (192, 10371582), (208, 9573768), (216, 9219184), (234, 8510016), (254, 7839936), (288, 6914388), (312, 6382512), (349, 5705856), (351, 5673344), (381, 5226624), (384, 5185791), (416, 4786884), (432, 4609592), (468, 4255008), (508, 3919968), (576, 3457194), (624, 3191256), (698, 2852928), (702, 2836672), (762, 2613312), (832, 2393442), (864, 2304796), (936, 2127504), (1016, 1959984), (1047, 1901952), (1143, 1742208), (1152, 1728597), (1248, 1595628), (1396, 1426464), (1404, 1418336), (1524, 1306656), (1651, 1206144), (1664, 1196721), (1728, 1152398), (1872, 1063752), (2032, 979992), (2094, 950976), (2286, 871104), (2496, 797814), (2792, 713232), (2808, 709168), (3048, 653328), (3141, 633984), (3302, 603072), (3429, 580736), (3456, 576199), (3744, 531876), (4064, 489996), (4188, 475488), (4537, 438912), (4572, 435552), (4953, 402048), (4992, 398907), (5584, 356616), (5616, 354584), (6096, 326664), (6282, 316992), (6604, 301536), (6858, 290368), (7488, 265938), (8128, 244998), (8376, 237744), (9074, 219456), (9144, 217776), (9423, 211328), (9906, 201024), (11168, 178308), (11232, 177292), (12192, 163332), (12564, 158496), (13208, 150768), (13611, 146304), (13716, 145184), (14859, 134016), (14976, 132969), (16256, 122499), (16752, 118872), (18148, 109728), (18288, 108888), (18846, 105664), (19812, 100512), (22336, 89154), (22464, 88646), (24384, 81666), (25128, 79248), (26416, 75384), (27222, 73152), (27432, 72592), (29718, 67008), (33504, 59436), (36296, 54864), (36576, 54444), (37692, 52832), (39624, 50256), (40833, 48768), (44323, 44928), (44577, 44672)]