818231808

素因数分解:

$2^9\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 240

約数和(自身を含む): 2443906080

約数和(自身を除く): 1625674272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 32, 38, 46, 48, 53, 57, 64, 69, 76, 92, 96, 106, 114, 128, 138, 152, 159, 184, 192, 212, 228, 256, 276, 304, 318, 368, 384, 424, 437, 456, 512, 529, 552, 608, 636, 736, 768, 848, 874, 912, 1007, 1058, 1104, 1216, 1219, 1272, 1311, 1472, 1536, 1587, 1696, 1748, 1824, 2014, 2116, 2208, 2432, 2438, 2544, 2622, 2944, 3021, 3174, 3392, 3496, 3648, 3657, 4028, 4232, 4416, 4864, 4876, 5088, 5244, 5888, 6042, 6348, 6784, 6992, 7296, 7314, 8056, 8464, 8832, 9728, 9752, 10051, 10176, 10488, 11776, 12084, 12696, 13568, 13984, 14592, 14628, 16112, 16928, 17664, 19504, 20102, 20352, 20976, 23161, 24168, 25392, 27136, 27968, 28037, 29184, 29256, 30153, 32224, 33856, 35328, 39008, 40204, 40704, 41952, 46322, 48336, 50784, 55936, 56074, 58512, 60306, 64448, 67712, 69483, 78016, 80408, 81408, 83904, 84111, 92644, 96672, 101568, 111872, 112148, 117024, 120612, 128896, 135424, 138966, 156032, 160816, 167808, 168222, 185288, 193344, 203136, 223744, 224296, 234048, 241224, 257792, 270848, 277932, 312064, 321632, 335616, 336444, 370576, 386688, 406272, 448592, 468096, 482448, 515584, 532703, 555864, 624128, 643264, 671232, 672888, 741152, 773376, 812544, 897184, 936192, 964896, 1065406, 1111728, 1286528, 1345776, 1482304, 1546752, 1598109, 1794368, 1872384, 1929792, 2130812, 2223456, 2573056, 2691552, 2964608, 3196218, 3588736, 3859584, 4261624, 4446912, 5146112, 5383104, 5929216, 6392436, 7177472, 7719168, 8523248, 8893824, 10766208, 11858432, 12784872, 14354944, 15438336, 17046496, 17787648, 21532416, 25569744, 34092992, 35575296, 43064832, 51139488, 68185984, 102278976, 136371968, 204557952, 272743936, 409115904, 818231808]

約数ペア:

[(1, 818231808), (2, 409115904), (3, 272743936), (4, 204557952), (6, 136371968), (8, 102278976), (12, 68185984), (16, 51139488), (19, 43064832), (23, 35575296), (24, 34092992), (32, 25569744), (38, 21532416), (46, 17787648), (48, 17046496), (53, 15438336), (57, 14354944), (64, 12784872), (69, 11858432), (76, 10766208), (92, 8893824), (96, 8523248), (106, 7719168), (114, 7177472), (128, 6392436), (138, 5929216), (152, 5383104), (159, 5146112), (184, 4446912), (192, 4261624), (212, 3859584), (228, 3588736), (256, 3196218), (276, 2964608), (304, 2691552), (318, 2573056), (368, 2223456), (384, 2130812), (424, 1929792), (437, 1872384), (456, 1794368), (512, 1598109), (529, 1546752), (552, 1482304), (608, 1345776), (636, 1286528), (736, 1111728), (768, 1065406), (848, 964896), (874, 936192), (912, 897184), (1007, 812544), (1058, 773376), (1104, 741152), (1216, 672888), (1219, 671232), (1272, 643264), (1311, 624128), (1472, 555864), (1536, 532703), (1587, 515584), (1696, 482448), (1748, 468096), (1824, 448592), (2014, 406272), (2116, 386688), (2208, 370576), (2432, 336444), (2438, 335616), (2544, 321632), (2622, 312064), (2944, 277932), (3021, 270848), (3174, 257792), (3392, 241224), (3496, 234048), (3648, 224296), (3657, 223744), (4028, 203136), (4232, 193344), (4416, 185288), (4864, 168222), (4876, 167808), (5088, 160816), (5244, 156032), (5888, 138966), (6042, 135424), (6348, 128896), (6784, 120612), (6992, 117024), (7296, 112148), (7314, 111872), (8056, 101568), (8464, 96672), (8832, 92644), (9728, 84111), (9752, 83904), (10051, 81408), (10176, 80408), (10488, 78016), (11776, 69483), (12084, 67712), (12696, 64448), (13568, 60306), (13984, 58512), (14592, 56074), (14628, 55936), (16112, 50784), (16928, 48336), (17664, 46322), (19504, 41952), (20102, 40704), (20352, 40204), (20976, 39008), (23161, 35328), (24168, 33856), (25392, 32224), (27136, 30153), (27968, 29256), (28037, 29184)]