248317440

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 320

約数和(自身を含む): 942796800

約数和(自身を除く): 694479360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 149, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 298, 310, 320, 336, 372, 384, 420, 434, 447, 448, 465, 480, 496, 512, 560, 596, 620, 640, 651, 672, 744, 745, 768, 840, 868, 894, 896, 930, 960, 992, 1043, 1085, 1120, 1192, 1240, 1280, 1302, 1344, 1488, 1490, 1536, 1680, 1736, 1788, 1792, 1860, 1920, 1984, 2086, 2170, 2235, 2240, 2384, 2480, 2560, 2604, 2688, 2976, 2980, 3129, 3255, 3360, 3472, 3576, 3584, 3720, 3840, 3968, 4172, 4340, 4470, 4480, 4619, 4768, 4960, 5208, 5215, 5376, 5952, 5960, 6258, 6510, 6720, 6944, 7152, 7440, 7680, 7936, 8344, 8680, 8940, 8960, 9238, 9536, 9920, 10416, 10430, 10752, 11904, 11920, 12516, 13020, 13440, 13857, 13888, 14304, 14880, 15645, 15872, 16688, 17360, 17880, 17920, 18476, 19072, 19840, 20832, 20860, 23095, 23808, 23840, 25032, 26040, 26880, 27714, 27776, 28608, 29760, 31290, 32333, 33376, 34720, 35760, 36952, 38144, 39680, 41664, 41720, 46190, 47616, 47680, 50064, 52080, 53760, 55428, 55552, 57216, 59520, 62580, 64666, 66752, 69285, 69440, 71520, 73904, 76288, 79360, 83328, 83440, 92380, 95360, 96999, 100128, 104160, 110856, 111104, 114432, 119040, 125160, 129332, 133504, 138570, 138880, 143040, 147808, 161665, 166656, 166880, 184760, 190720, 193998, 200256, 208320, 221712, 228864, 238080, 250320, 258664, 267008, 277140, 277760, 286080, 295616, 323330, 333312, 333760, 369520, 381440, 387996, 400512, 416640, 443424, 484995, 500640, 517328, 534016, 554280, 555520, 572160, 591232, 646660, 667520, 739040, 775992, 801024, 833280, 886848, 969990, 1001280, 1034656, 1108560, 1144320, 1182464, 1293320, 1335040, 1478080, 1551984, 1602048, 1666560, 1773696, 1939980, 2002560, 2069312, 2217120, 2364928, 2586640, 2670080, 2956160, 3103968, 3547392, 3879960, 4005120, 4138624, 4434240, 5173280, 5912320, 6207936, 7094784, 7759920, 8010240, 8277248, 8868480, 10346560, 11824640, 12415872, 15519840, 16554496, 17736960, 20693120, 24831744, 31039680, 35473920, 41386240, 49663488, 62079360, 82772480, 124158720, 248317440]

約数ペア:

[(1, 248317440), (2, 124158720), (3, 82772480), (4, 62079360), (5, 49663488), (6, 41386240), (7, 35473920), (8, 31039680), (10, 24831744), (12, 20693120), (14, 17736960), (15, 16554496), (16, 15519840), (20, 12415872), (21, 11824640), (24, 10346560), (28, 8868480), (30, 8277248), (31, 8010240), (32, 7759920), (35, 7094784), (40, 6207936), (42, 5912320), (48, 5173280), (56, 4434240), (60, 4138624), (62, 4005120), (64, 3879960), (70, 3547392), (80, 3103968), (84, 2956160), (93, 2670080), (96, 2586640), (105, 2364928), (112, 2217120), (120, 2069312), (124, 2002560), (128, 1939980), (140, 1773696), (149, 1666560), (155, 1602048), (160, 1551984), (168, 1478080), (186, 1335040), (192, 1293320), (210, 1182464), (217, 1144320), (224, 1108560), (240, 1034656), (248, 1001280), (256, 969990), (280, 886848), (298, 833280), (310, 801024), (320, 775992), (336, 739040), (372, 667520), (384, 646660), (420, 591232), (434, 572160), (447, 555520), (448, 554280), (465, 534016), (480, 517328), (496, 500640), (512, 484995), (560, 443424), (596, 416640), (620, 400512), (640, 387996), (651, 381440), (672, 369520), (744, 333760), (745, 333312), (768, 323330), (840, 295616), (868, 286080), (894, 277760), (896, 277140), (930, 267008), (960, 258664), (992, 250320), (1043, 238080), (1085, 228864), (1120, 221712), (1192, 208320), (1240, 200256), (1280, 193998), (1302, 190720), (1344, 184760), (1488, 166880), (1490, 166656), (1536, 161665), (1680, 147808), (1736, 143040), (1788, 138880), (1792, 138570), (1860, 133504), (1920, 129332), (1984, 125160), (2086, 119040), (2170, 114432), (2235, 111104), (2240, 110856), (2384, 104160), (2480, 100128), (2560, 96999), (2604, 95360), (2688, 92380), (2976, 83440), (2980, 83328), (3129, 79360), (3255, 76288), (3360, 73904), (3472, 71520), (3576, 69440), (3584, 69285), (3720, 66752), (3840, 64666), (3968, 62580), (4172, 59520), (4340, 57216), (4470, 55552), (4480, 55428), (4619, 53760), (4768, 52080), (4960, 50064), (5208, 47680), (5215, 47616), (5376, 46190), (5952, 41720), (5960, 41664), (6258, 39680), (6510, 38144), (6720, 36952), (6944, 35760), (7152, 34720), (7440, 33376), (7680, 32333), (7936, 31290), (8344, 29760), (8680, 28608), (8940, 27776), (8960, 27714), (9238, 26880), (9536, 26040), (9920, 25032), (10416, 23840), (10430, 23808), (10752, 23095), (11904, 20860), (11920, 20832), (12516, 19840), (13020, 19072), (13440, 18476), (13857, 17920), (13888, 17880), (14304, 17360), (14880, 16688), (15645, 15872)]