248917760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2178

約数の個数: 144

約数和(自身を含む): 734172096

約数和(自身を除く): 485254336

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2137, 2240, 2912, 3328, 3640, 4160, 4274, 4480, 5824, 7280, 8320, 8548, 8960, 10685, 11648, 14560, 14959, 16640, 17096, 21370, 23296, 27781, 29120, 29918, 34192, 42740, 55562, 58240, 59836, 68384, 74795, 85480, 111124, 116480, 119672, 136768, 138905, 149590, 170960, 194467, 222248, 239344, 273536, 277810, 299180, 341920, 388934, 444496, 478688, 547072, 555620, 598360, 683840, 777868, 888992, 957376, 972335, 1111240, 1196720, 1367680, 1555736, 1777984, 1914752, 1944670, 2222480, 2393440, 2735360, 3111472, 3555968, 3829504, 3889340, 4444960, 4786880, 6222944, 7111936, 7778680, 8889920, 9573760, 12445888, 15557360, 17779840, 19147520, 24891776, 31114720, 35559680, 49783552, 62229440, 124458880, 248917760]

約数ペア:

[(1, 248917760), (2, 124458880), (4, 62229440), (5, 49783552), (7, 35559680), (8, 31114720), (10, 24891776), (13, 19147520), (14, 17779840), (16, 15557360), (20, 12445888), (26, 9573760), (28, 8889920), (32, 7778680), (35, 7111936), (40, 6222944), (52, 4786880), (56, 4444960), (64, 3889340), (65, 3829504), (70, 3555968), (80, 3111472), (91, 2735360), (104, 2393440), (112, 2222480), (128, 1944670), (130, 1914752), (140, 1777984), (160, 1555736), (182, 1367680), (208, 1196720), (224, 1111240), (256, 972335), (260, 957376), (280, 888992), (320, 777868), (364, 683840), (416, 598360), (448, 555620), (455, 547072), (520, 478688), (560, 444496), (640, 388934), (728, 341920), (832, 299180), (896, 277810), (910, 273536), (1040, 239344), (1120, 222248), (1280, 194467), (1456, 170960), (1664, 149590), (1792, 138905), (1820, 136768), (2080, 119672), (2137, 116480), (2240, 111124), (2912, 85480), (3328, 74795), (3640, 68384), (4160, 59836), (4274, 58240), (4480, 55562), (5824, 42740), (7280, 34192), (8320, 29918), (8548, 29120), (8960, 27781), (10685, 23296), (11648, 21370), (14560, 17096), (14959, 16640)]