305352320

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 256

約数和(自身を含む): 925344000

約数和(自身を除く): 619991680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 107, 112, 128, 130, 140, 160, 182, 196, 208, 214, 224, 245, 260, 280, 320, 343, 364, 392, 416, 428, 448, 455, 490, 520, 535, 560, 637, 640, 686, 728, 749, 784, 832, 856, 896, 910, 980, 1040, 1070, 1120, 1274, 1372, 1391, 1456, 1498, 1568, 1664, 1712, 1715, 1820, 1960, 2080, 2140, 2240, 2548, 2744, 2782, 2912, 2996, 3136, 3185, 3424, 3430, 3640, 3745, 3920, 4160, 4280, 4459, 4480, 5096, 5243, 5488, 5564, 5824, 5992, 6272, 6370, 6848, 6860, 6955, 7280, 7490, 7840, 8320, 8560, 8918, 9737, 10192, 10486, 10976, 11128, 11648, 11984, 12740, 13696, 13720, 13910, 14560, 14980, 15680, 17120, 17836, 19474, 20384, 20972, 21952, 22256, 22295, 23968, 25480, 26215, 27440, 27820, 29120, 29960, 31360, 34240, 35672, 36701, 38948, 40768, 41944, 43904, 44512, 44590, 47936, 48685, 50960, 52430, 54880, 55640, 58240, 59920, 68159, 68480, 71344, 73402, 77896, 81536, 83888, 89024, 89180, 95872, 97370, 101920, 104860, 109760, 111280, 119840, 136318, 142688, 146804, 155792, 167776, 178048, 178360, 183505, 194740, 203840, 209720, 219520, 222560, 239680, 272636, 285376, 293608, 311584, 335552, 340795, 356720, 367010, 389480, 407680, 419440, 445120, 477113, 479360, 545272, 570752, 587216, 623168, 671104, 681590, 713440, 734020, 778960, 838880, 890240, 954226, 1090544, 1174432, 1246336, 1363180, 1426880, 1468040, 1557920, 1677760, 1908452, 2181088, 2348864, 2385565, 2726360, 2853760, 2936080, 3115840, 3355520, 3816904, 4362176, 4697728, 4771130, 5452720, 5872160, 6231680, 7633808, 8724352, 9542260, 10905440, 11744320, 15267616, 19084520, 21810880, 23488640, 30535232, 38169040, 43621760, 61070464, 76338080, 152676160, 305352320]

約数ペア:

[(1, 305352320), (2, 152676160), (4, 76338080), (5, 61070464), (7, 43621760), (8, 38169040), (10, 30535232), (13, 23488640), (14, 21810880), (16, 19084520), (20, 15267616), (26, 11744320), (28, 10905440), (32, 9542260), (35, 8724352), (40, 7633808), (49, 6231680), (52, 5872160), (56, 5452720), (64, 4771130), (65, 4697728), (70, 4362176), (80, 3816904), (91, 3355520), (98, 3115840), (104, 2936080), (107, 2853760), (112, 2726360), (128, 2385565), (130, 2348864), (140, 2181088), (160, 1908452), (182, 1677760), (196, 1557920), (208, 1468040), (214, 1426880), (224, 1363180), (245, 1246336), (260, 1174432), (280, 1090544), (320, 954226), (343, 890240), (364, 838880), (392, 778960), (416, 734020), (428, 713440), (448, 681590), (455, 671104), (490, 623168), (520, 587216), (535, 570752), (560, 545272), (637, 479360), (640, 477113), (686, 445120), (728, 419440), (749, 407680), (784, 389480), (832, 367010), (856, 356720), (896, 340795), (910, 335552), (980, 311584), (1040, 293608), (1070, 285376), (1120, 272636), (1274, 239680), (1372, 222560), (1391, 219520), (1456, 209720), (1498, 203840), (1568, 194740), (1664, 183505), (1712, 178360), (1715, 178048), (1820, 167776), (1960, 155792), (2080, 146804), (2140, 142688), (2240, 136318), (2548, 119840), (2744, 111280), (2782, 109760), (2912, 104860), (2996, 101920), (3136, 97370), (3185, 95872), (3424, 89180), (3430, 89024), (3640, 83888), (3745, 81536), (3920, 77896), (4160, 73402), (4280, 71344), (4459, 68480), (4480, 68159), (5096, 59920), (5243, 58240), (5488, 55640), (5564, 54880), (5824, 52430), (5992, 50960), (6272, 48685), (6370, 47936), (6848, 44590), (6860, 44512), (6955, 43904), (7280, 41944), (7490, 40768), (7840, 38948), (8320, 36701), (8560, 35672), (8918, 34240), (9737, 31360), (10192, 29960), (10486, 29120), (10976, 27820), (11128, 27440), (11648, 26215), (11984, 25480), (12740, 23968), (13696, 22295), (13720, 22256), (13910, 21952), (14560, 20972), (14980, 20384), (15680, 19474), (17120, 17836)]