278227872

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:417

約数の個数: 240

約数和(自身を含む): 922078080

約数和(自身を除く): 643850208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 27, 32, 36, 39, 46, 48, 52, 54, 69, 72, 78, 81, 92, 96, 104, 108, 117, 138, 144, 156, 162, 184, 207, 208, 216, 234, 276, 288, 299, 312, 324, 351, 359, 368, 414, 416, 432, 468, 552, 598, 621, 624, 648, 702, 718, 736, 828, 864, 897, 936, 1053, 1077, 1104, 1196, 1242, 1248, 1296, 1404, 1436, 1656, 1794, 1863, 1872, 2106, 2154, 2208, 2392, 2484, 2592, 2691, 2808, 2872, 3231, 3312, 3588, 3726, 3744, 4212, 4308, 4667, 4784, 4968, 5382, 5616, 5744, 6462, 6624, 7176, 7452, 8073, 8257, 8424, 8616, 9334, 9568, 9693, 9936, 10764, 11232, 11488, 12924, 14001, 14352, 14904, 16146, 16514, 16848, 17232, 18668, 19386, 19872, 21528, 24219, 24771, 25848, 28002, 28704, 29079, 29808, 32292, 33028, 33696, 34464, 37336, 38772, 42003, 43056, 48438, 49542, 51696, 56004, 58158, 59616, 64584, 66056, 74313, 74672, 77544, 84006, 86112, 96876, 99084, 103392, 107341, 112008, 116316, 126009, 129168, 132112, 148626, 149344, 155088, 168012, 193752, 198168, 214682, 222939, 224016, 232632, 252018, 258336, 264224, 297252, 310176, 322023, 336024, 378027, 387504, 396336, 429364, 445878, 448032, 465264, 504036, 594504, 644046, 668817, 672048, 756054, 775008, 792672, 858728, 891756, 930528, 966069, 1008072, 1189008, 1288092, 1337634, 1344096, 1512108, 1717456, 1783512, 1932138, 2016144, 2378016, 2576184, 2675268, 2898207, 3024216, 3434912, 3567024, 3864276, 4032288, 5152368, 5350536, 5796414, 6048432, 7134048, 7728552, 8694621, 10304736, 10701072, 11592828, 12096864, 15457104, 17389242, 21402144, 23185656, 30914208, 34778484, 46371312, 69556968, 92742624, 139113936, 278227872]

約数ペア:

[(1, 278227872), (2, 139113936), (3, 92742624), (4, 69556968), (6, 46371312), (8, 34778484), (9, 30914208), (12, 23185656), (13, 21402144), (16, 17389242), (18, 15457104), (23, 12096864), (24, 11592828), (26, 10701072), (27, 10304736), (32, 8694621), (36, 7728552), (39, 7134048), (46, 6048432), (48, 5796414), (52, 5350536), (54, 5152368), (69, 4032288), (72, 3864276), (78, 3567024), (81, 3434912), (92, 3024216), (96, 2898207), (104, 2675268), (108, 2576184), (117, 2378016), (138, 2016144), (144, 1932138), (156, 1783512), (162, 1717456), (184, 1512108), (207, 1344096), (208, 1337634), (216, 1288092), (234, 1189008), (276, 1008072), (288, 966069), (299, 930528), (312, 891756), (324, 858728), (351, 792672), (359, 775008), (368, 756054), (414, 672048), (416, 668817), (432, 644046), (468, 594504), (552, 504036), (598, 465264), (621, 448032), (624, 445878), (648, 429364), (702, 396336), (718, 387504), (736, 378027), (828, 336024), (864, 322023), (897, 310176), (936, 297252), (1053, 264224), (1077, 258336), (1104, 252018), (1196, 232632), (1242, 224016), (1248, 222939), (1296, 214682), (1404, 198168), (1436, 193752), (1656, 168012), (1794, 155088), (1863, 149344), (1872, 148626), (2106, 132112), (2154, 129168), (2208, 126009), (2392, 116316), (2484, 112008), (2592, 107341), (2691, 103392), (2808, 99084), (2872, 96876), (3231, 86112), (3312, 84006), (3588, 77544), (3726, 74672), (3744, 74313), (4212, 66056), (4308, 64584), (4667, 59616), (4784, 58158), (4968, 56004), (5382, 51696), (5616, 49542), (5744, 48438), (6462, 43056), (6624, 42003), (7176, 38772), (7452, 37336), (8073, 34464), (8257, 33696), (8424, 33028), (8616, 32292), (9334, 29808), (9568, 29079), (9693, 28704), (9936, 28002), (10764, 25848), (11232, 24771), (11488, 24219), (12924, 21528), (14001, 19872), (14352, 19386), (14904, 18668), (16146, 17232), (16514, 16848)]