247869440

素因数分解:

$2^{12}\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 312

約数和(自身を含む): 784370160

約数和(自身を除く): 536500720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 49, 52, 56, 64, 65, 70, 76, 80, 91, 95, 98, 104, 112, 128, 130, 133, 140, 152, 160, 182, 190, 196, 208, 224, 245, 247, 256, 260, 266, 280, 304, 320, 364, 380, 392, 416, 448, 455, 490, 494, 512, 520, 532, 560, 608, 637, 640, 665, 728, 760, 784, 832, 896, 910, 931, 980, 988, 1024, 1040, 1064, 1120, 1216, 1235, 1274, 1280, 1330, 1456, 1520, 1568, 1664, 1729, 1792, 1820, 1862, 1960, 1976, 2048, 2080, 2128, 2240, 2432, 2470, 2548, 2560, 2660, 2912, 3040, 3136, 3185, 3328, 3458, 3584, 3640, 3724, 3920, 3952, 4096, 4160, 4256, 4480, 4655, 4864, 4940, 5096, 5120, 5320, 5824, 6080, 6272, 6370, 6656, 6916, 7168, 7280, 7448, 7840, 7904, 8320, 8512, 8645, 8960, 9310, 9728, 9880, 10192, 10240, 10640, 11648, 12103, 12160, 12544, 12740, 13312, 13832, 14336, 14560, 14896, 15680, 15808, 16640, 17024, 17290, 17920, 18620, 19456, 19760, 20384, 20480, 21280, 23296, 24206, 24320, 25088, 25480, 26624, 27664, 28672, 29120, 29792, 31360, 31616, 33280, 34048, 34580, 35840, 37240, 38912, 39520, 40768, 42560, 46592, 48412, 48640, 50176, 50960, 53248, 55328, 58240, 59584, 60515, 62720, 63232, 66560, 68096, 69160, 71680, 74480, 77824, 79040, 81536, 85120, 93184, 96824, 97280, 100352, 101920, 110656, 116480, 119168, 121030, 125440, 126464, 133120, 136192, 138320, 143360, 148960, 158080, 163072, 170240, 186368, 193648, 194560, 200704, 203840, 221312, 232960, 238336, 242060, 250880, 252928, 266240, 272384, 276640, 297920, 316160, 326144, 340480, 372736, 387296, 389120, 407680, 442624, 465920, 476672, 484120, 501760, 505856, 544768, 553280, 595840, 632320, 652288, 680960, 774592, 815360, 885248, 931840, 953344, 968240, 1003520, 1011712, 1106560, 1191680, 1264640, 1304576, 1361920, 1549184, 1630720, 1770496, 1863680, 1906688, 1936480, 2213120, 2383360, 2529280, 2609152, 2723840, 3098368, 3261440, 3540992, 3813376, 3872960, 4426240, 4766720, 5058560, 6196736, 6522880, 7081984, 7745920, 8852480, 9533440, 12393472, 13045760, 15491840, 17704960, 19066880, 24786944, 30983680, 35409920, 49573888, 61967360, 123934720, 247869440]

約数ペア:

[(1, 247869440), (2, 123934720), (4, 61967360), (5, 49573888), (7, 35409920), (8, 30983680), (10, 24786944), (13, 19066880), (14, 17704960), (16, 15491840), (19, 13045760), (20, 12393472), (26, 9533440), (28, 8852480), (32, 7745920), (35, 7081984), (38, 6522880), (40, 6196736), (49, 5058560), (52, 4766720), (56, 4426240), (64, 3872960), (65, 3813376), (70, 3540992), (76, 3261440), (80, 3098368), (91, 2723840), (95, 2609152), (98, 2529280), (104, 2383360), (112, 2213120), (128, 1936480), (130, 1906688), (133, 1863680), (140, 1770496), (152, 1630720), (160, 1549184), (182, 1361920), (190, 1304576), (196, 1264640), (208, 1191680), (224, 1106560), (245, 1011712), (247, 1003520), (256, 968240), (260, 953344), (266, 931840), (280, 885248), (304, 815360), (320, 774592), (364, 680960), (380, 652288), (392, 632320), (416, 595840), (448, 553280), (455, 544768), (490, 505856), (494, 501760), (512, 484120), (520, 476672), (532, 465920), (560, 442624), (608, 407680), (637, 389120), (640, 387296), (665, 372736), (728, 340480), (760, 326144), (784, 316160), (832, 297920), (896, 276640), (910, 272384), (931, 266240), (980, 252928), (988, 250880), (1024, 242060), (1040, 238336), (1064, 232960), (1120, 221312), (1216, 203840), (1235, 200704), (1274, 194560), (1280, 193648), (1330, 186368), (1456, 170240), (1520, 163072), (1568, 158080), (1664, 148960), (1729, 143360), (1792, 138320), (1820, 136192), (1862, 133120), (1960, 126464), (1976, 125440), (2048, 121030), (2080, 119168), (2128, 116480), (2240, 110656), (2432, 101920), (2470, 100352), (2548, 97280), (2560, 96824), (2660, 93184), (2912, 85120), (3040, 81536), (3136, 79040), (3185, 77824), (3328, 74480), (3458, 71680), (3584, 69160), (3640, 68096), (3724, 66560), (3920, 63232), (3952, 62720), (4096, 60515), (4160, 59584), (4256, 58240), (4480, 55328), (4655, 53248), (4864, 50960), (4940, 50176), (5096, 48640), (5120, 48412), (5320, 46592), (5824, 42560), (6080, 40768), (6272, 39520), (6370, 38912), (6656, 37240), (6916, 35840), (7168, 34580), (7280, 34048), (7448, 33280), (7840, 31616), (7904, 31360), (8320, 29792), (8512, 29120), (8645, 28672), (8960, 27664), (9310, 26624), (9728, 25480), (9880, 25088), (10192, 24320), (10240, 24206), (10640, 23296), (11648, 21280), (12103, 20480), (12160, 20384), (12544, 19760), (12740, 19456), (13312, 18620), (13832, 17920), (14336, 17290), (14560, 17024), (14896, 16640), (15680, 15808)]