340506880

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 975171960

約数和(自身を除く): 634665080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 64, 70, 80, 89, 98, 112, 122, 128, 140, 160, 178, 196, 224, 244, 245, 256, 280, 305, 320, 356, 392, 427, 445, 448, 488, 490, 560, 610, 623, 640, 712, 784, 854, 890, 896, 976, 980, 1120, 1220, 1246, 1280, 1424, 1568, 1708, 1780, 1792, 1952, 1960, 2135, 2240, 2440, 2492, 2848, 2989, 3115, 3136, 3416, 3560, 3904, 3920, 4270, 4361, 4480, 4880, 4984, 5429, 5696, 5978, 6230, 6272, 6832, 7120, 7808, 7840, 8540, 8722, 8960, 9760, 9968, 10858, 11392, 11956, 12460, 12544, 13664, 14240, 14945, 15616, 15680, 17080, 17444, 19520, 19936, 21716, 21805, 22784, 23912, 24920, 27145, 27328, 28480, 29890, 31360, 34160, 34888, 38003, 39040, 39872, 43432, 43610, 47824, 49840, 54290, 54656, 56960, 59780, 62720, 68320, 69776, 76006, 78080, 79744, 86864, 87220, 95648, 99680, 108580, 109312, 113920, 119560, 136640, 139552, 152012, 159488, 173728, 174440, 190015, 191296, 199360, 217160, 239120, 266021, 273280, 279104, 304024, 347456, 348880, 380030, 382592, 398720, 434320, 478240, 532042, 546560, 558208, 608048, 694912, 697760, 760060, 765184, 797440, 868640, 956480, 1064084, 1116416, 1216096, 1330105, 1389824, 1395520, 1520120, 1737280, 1912960, 2128168, 2432192, 2660210, 2791040, 3040240, 3474560, 3825920, 4256336, 4864384, 5320420, 5582080, 6080480, 6949120, 8512672, 9728768, 10640840, 12160960, 17025344, 21281680, 24321920, 34050688, 42563360, 48643840, 68101376, 85126720, 170253440, 340506880]

約数ペア:

[(1, 340506880), (2, 170253440), (4, 85126720), (5, 68101376), (7, 48643840), (8, 42563360), (10, 34050688), (14, 24321920), (16, 21281680), (20, 17025344), (28, 12160960), (32, 10640840), (35, 9728768), (40, 8512672), (49, 6949120), (56, 6080480), (61, 5582080), (64, 5320420), (70, 4864384), (80, 4256336), (89, 3825920), (98, 3474560), (112, 3040240), (122, 2791040), (128, 2660210), (140, 2432192), (160, 2128168), (178, 1912960), (196, 1737280), (224, 1520120), (244, 1395520), (245, 1389824), (256, 1330105), (280, 1216096), (305, 1116416), (320, 1064084), (356, 956480), (392, 868640), (427, 797440), (445, 765184), (448, 760060), (488, 697760), (490, 694912), (560, 608048), (610, 558208), (623, 546560), (640, 532042), (712, 478240), (784, 434320), (854, 398720), (890, 382592), (896, 380030), (976, 348880), (980, 347456), (1120, 304024), (1220, 279104), (1246, 273280), (1280, 266021), (1424, 239120), (1568, 217160), (1708, 199360), (1780, 191296), (1792, 190015), (1952, 174440), (1960, 173728), (2135, 159488), (2240, 152012), (2440, 139552), (2492, 136640), (2848, 119560), (2989, 113920), (3115, 109312), (3136, 108580), (3416, 99680), (3560, 95648), (3904, 87220), (3920, 86864), (4270, 79744), (4361, 78080), (4480, 76006), (4880, 69776), (4984, 68320), (5429, 62720), (5696, 59780), (5978, 56960), (6230, 54656), (6272, 54290), (6832, 49840), (7120, 47824), (7808, 43610), (7840, 43432), (8540, 39872), (8722, 39040), (8960, 38003), (9760, 34888), (9968, 34160), (10858, 31360), (11392, 29890), (11956, 28480), (12460, 27328), (12544, 27145), (13664, 24920), (14240, 23912), (14945, 22784), (15616, 21805), (15680, 21716), (17080, 19936), (17444, 19520)]