215771904

素因数分解:

$2^8\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 288

約数和(自身を含む): 706406400

約数和(自身を除く): 490634496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 31, 32, 36, 38, 48, 53, 54, 57, 62, 64, 72, 76, 93, 96, 106, 108, 114, 124, 128, 144, 152, 159, 171, 186, 192, 212, 216, 228, 248, 256, 279, 288, 304, 318, 342, 372, 384, 424, 432, 456, 477, 496, 513, 558, 576, 589, 608, 636, 684, 744, 768, 837, 848, 864, 912, 954, 992, 1007, 1026, 1116, 1152, 1178, 1216, 1272, 1368, 1431, 1488, 1643, 1674, 1696, 1728, 1767, 1824, 1908, 1984, 2014, 2052, 2232, 2304, 2356, 2432, 2544, 2736, 2862, 2976, 3021, 3286, 3348, 3392, 3456, 3534, 3648, 3816, 3968, 4028, 4104, 4464, 4712, 4864, 4929, 5088, 5301, 5472, 5724, 5952, 6042, 6572, 6696, 6784, 6912, 7068, 7296, 7632, 7936, 8056, 8208, 8928, 9063, 9424, 9858, 10176, 10602, 10944, 11448, 11904, 12084, 13144, 13392, 13568, 14136, 14592, 14787, 15264, 15903, 16112, 16416, 17856, 18126, 18848, 19716, 20352, 21204, 21888, 22896, 23808, 24168, 26288, 26784, 27189, 28272, 29574, 30528, 31217, 31806, 32224, 32832, 35712, 36252, 37696, 39432, 40704, 42408, 43776, 44361, 45792, 48336, 52576, 53568, 54378, 56544, 59148, 61056, 62434, 63612, 64448, 65664, 71424, 72504, 75392, 78864, 84816, 88722, 91584, 93651, 96672, 105152, 107136, 108756, 113088, 118296, 122112, 124868, 127224, 128896, 131328, 145008, 150784, 157728, 169632, 177444, 183168, 187302, 193344, 210304, 214272, 217512, 226176, 236592, 249736, 254448, 257792, 280953, 290016, 315456, 339264, 354888, 366336, 374604, 386688, 420608, 435024, 452352, 473184, 499472, 508896, 561906, 580032, 630912, 678528, 709776, 749208, 773376, 842859, 870048, 946368, 998944, 1017792, 1123812, 1160064, 1261824, 1357056, 1419552, 1498416, 1685718, 1740096, 1892736, 1997888, 2035584, 2247624, 2320128, 2839104, 2996832, 3371436, 3480192, 3785472, 3995776, 4071168, 4495248, 5678208, 5993664, 6742872, 6960384, 7991552, 8990496, 11356416, 11987328, 13485744, 17980992, 23974656, 26971488, 35961984, 53942976, 71923968, 107885952, 215771904]

約数ペア:

[(1, 215771904), (2, 107885952), (3, 71923968), (4, 53942976), (6, 35961984), (8, 26971488), (9, 23974656), (12, 17980992), (16, 13485744), (18, 11987328), (19, 11356416), (24, 8990496), (27, 7991552), (31, 6960384), (32, 6742872), (36, 5993664), (38, 5678208), (48, 4495248), (53, 4071168), (54, 3995776), (57, 3785472), (62, 3480192), (64, 3371436), (72, 2996832), (76, 2839104), (93, 2320128), (96, 2247624), (106, 2035584), (108, 1997888), (114, 1892736), (124, 1740096), (128, 1685718), (144, 1498416), (152, 1419552), (159, 1357056), (171, 1261824), (186, 1160064), (192, 1123812), (212, 1017792), (216, 998944), (228, 946368), (248, 870048), (256, 842859), (279, 773376), (288, 749208), (304, 709776), (318, 678528), (342, 630912), (372, 580032), (384, 561906), (424, 508896), (432, 499472), (456, 473184), (477, 452352), (496, 435024), (513, 420608), (558, 386688), (576, 374604), (589, 366336), (608, 354888), (636, 339264), (684, 315456), (744, 290016), (768, 280953), (837, 257792), (848, 254448), (864, 249736), (912, 236592), (954, 226176), (992, 217512), (1007, 214272), (1026, 210304), (1116, 193344), (1152, 187302), (1178, 183168), (1216, 177444), (1272, 169632), (1368, 157728), (1431, 150784), (1488, 145008), (1643, 131328), (1674, 128896), (1696, 127224), (1728, 124868), (1767, 122112), (1824, 118296), (1908, 113088), (1984, 108756), (2014, 107136), (2052, 105152), (2232, 96672), (2304, 93651), (2356, 91584), (2432, 88722), (2544, 84816), (2736, 78864), (2862, 75392), (2976, 72504), (3021, 71424), (3286, 65664), (3348, 64448), (3392, 63612), (3456, 62434), (3534, 61056), (3648, 59148), (3816, 56544), (3968, 54378), (4028, 53568), (4104, 52576), (4464, 48336), (4712, 45792), (4864, 44361), (4929, 43776), (5088, 42408), (5301, 40704), (5472, 39432), (5724, 37696), (5952, 36252), (6042, 35712), (6572, 32832), (6696, 32224), (6784, 31806), (6912, 31217), (7068, 30528), (7296, 29574), (7632, 28272), (7936, 27189), (8056, 26784), (8208, 26288), (8928, 24168), (9063, 23808), (9424, 22896), (9858, 21888), (10176, 21204), (10602, 20352), (10944, 19716), (11448, 18848), (11904, 18126), (12084, 17856), (13144, 16416), (13392, 16112), (13568, 15903), (14136, 15264), (14592, 14787)]