408889728

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:534

約数の個数: 256

約数和(自身を含む): 1370880000

約数和(自身を除く): 961990272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 32, 36, 38, 39, 48, 52, 54, 57, 64, 72, 76, 78, 96, 104, 108, 114, 117, 128, 144, 152, 156, 171, 192, 208, 216, 228, 234, 247, 288, 304, 312, 342, 351, 384, 416, 432, 456, 468, 479, 494, 513, 576, 608, 624, 684, 702, 741, 832, 864, 912, 936, 958, 988, 1026, 1152, 1216, 1248, 1368, 1404, 1437, 1482, 1664, 1728, 1824, 1872, 1916, 1976, 2052, 2223, 2432, 2496, 2736, 2808, 2874, 2964, 3456, 3648, 3744, 3832, 3952, 4104, 4311, 4446, 4992, 5472, 5616, 5748, 5928, 6227, 6669, 7296, 7488, 7664, 7904, 8208, 8622, 8892, 9101, 10944, 11232, 11496, 11856, 12454, 12933, 13338, 14976, 15328, 15808, 16416, 17244, 17784, 18202, 18681, 21888, 22464, 22992, 23712, 24908, 25866, 26676, 27303, 30656, 31616, 32832, 34488, 35568, 36404, 37362, 44928, 45984, 47424, 49816, 51732, 53352, 54606, 56043, 61312, 65664, 68976, 71136, 72808, 74724, 81909, 91968, 94848, 99632, 103464, 106704, 109212, 112086, 118313, 137952, 142272, 145616, 149448, 163818, 168129, 183936, 199264, 206928, 213408, 218424, 224172, 236626, 245727, 275904, 284544, 291232, 298896, 327636, 336258, 354939, 398528, 413856, 426816, 436848, 448344, 473252, 491454, 551808, 582464, 597792, 655272, 672516, 709878, 797056, 827712, 853632, 873696, 896688, 946504, 982908, 1064817, 1164928, 1195584, 1310544, 1345032, 1419756, 1655424, 1747392, 1793376, 1893008, 1965816, 2129634, 2391168, 2621088, 2690064, 2839512, 3194451, 3494784, 3586752, 3786016, 3931632, 4259268, 5242176, 5380128, 5679024, 6388902, 7173504, 7572032, 7863264, 8518536, 10484352, 10760256, 11358048, 12777804, 15144064, 15726528, 17037072, 21520512, 22716096, 25555608, 31453056, 34074144, 45432192, 51111216, 68148288, 102222432, 136296576, 204444864, 408889728]

約数ペア:

[(1, 408889728), (2, 204444864), (3, 136296576), (4, 102222432), (6, 68148288), (8, 51111216), (9, 45432192), (12, 34074144), (13, 31453056), (16, 25555608), (18, 22716096), (19, 21520512), (24, 17037072), (26, 15726528), (27, 15144064), (32, 12777804), (36, 11358048), (38, 10760256), (39, 10484352), (48, 8518536), (52, 7863264), (54, 7572032), (57, 7173504), (64, 6388902), (72, 5679024), (76, 5380128), (78, 5242176), (96, 4259268), (104, 3931632), (108, 3786016), (114, 3586752), (117, 3494784), (128, 3194451), (144, 2839512), (152, 2690064), (156, 2621088), (171, 2391168), (192, 2129634), (208, 1965816), (216, 1893008), (228, 1793376), (234, 1747392), (247, 1655424), (288, 1419756), (304, 1345032), (312, 1310544), (342, 1195584), (351, 1164928), (384, 1064817), (416, 982908), (432, 946504), (456, 896688), (468, 873696), (479, 853632), (494, 827712), (513, 797056), (576, 709878), (608, 672516), (624, 655272), (684, 597792), (702, 582464), (741, 551808), (832, 491454), (864, 473252), (912, 448344), (936, 436848), (958, 426816), (988, 413856), (1026, 398528), (1152, 354939), (1216, 336258), (1248, 327636), (1368, 298896), (1404, 291232), (1437, 284544), (1482, 275904), (1664, 245727), (1728, 236626), (1824, 224172), (1872, 218424), (1916, 213408), (1976, 206928), (2052, 199264), (2223, 183936), (2432, 168129), (2496, 163818), (2736, 149448), (2808, 145616), (2874, 142272), (2964, 137952), (3456, 118313), (3648, 112086), (3744, 109212), (3832, 106704), (3952, 103464), (4104, 99632), (4311, 94848), (4446, 91968), (4992, 81909), (5472, 74724), (5616, 72808), (5748, 71136), (5928, 68976), (6227, 65664), (6669, 61312), (7296, 56043), (7488, 54606), (7664, 53352), (7904, 51732), (8208, 49816), (8622, 47424), (8892, 45984), (9101, 44928), (10944, 37362), (11232, 36404), (11496, 35568), (11856, 34488), (12454, 32832), (12933, 31616), (13338, 30656), (14976, 27303), (15328, 26676), (15808, 25866), (16416, 24908), (17244, 23712), (17784, 22992), (18202, 22464), (18681, 21888)]