39997440

素因数分解:

$2^{12}\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 312

約数和(自身を含む): 163557888

約数和(自身を除く): 123560448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 128, 140, 144, 155, 160, 168, 180, 186, 192, 210, 217, 224, 240, 248, 252, 256, 279, 280, 288, 310, 315, 320, 336, 360, 372, 384, 420, 434, 448, 465, 480, 496, 504, 512, 558, 560, 576, 620, 630, 640, 651, 672, 720, 744, 768, 840, 868, 896, 930, 960, 992, 1008, 1024, 1085, 1116, 1120, 1152, 1240, 1260, 1280, 1302, 1344, 1395, 1440, 1488, 1536, 1680, 1736, 1792, 1860, 1920, 1953, 1984, 2016, 2048, 2170, 2232, 2240, 2304, 2480, 2520, 2560, 2604, 2688, 2790, 2880, 2976, 3072, 3255, 3360, 3472, 3584, 3720, 3840, 3906, 3968, 4032, 4096, 4340, 4464, 4480, 4608, 4960, 5040, 5120, 5208, 5376, 5580, 5760, 5952, 6144, 6510, 6720, 6944, 7168, 7440, 7680, 7812, 7936, 8064, 8680, 8928, 8960, 9216, 9765, 9920, 10080, 10240, 10416, 10752, 11160, 11520, 11904, 12288, 13020, 13440, 13888, 14336, 14880, 15360, 15624, 15872, 16128, 17360, 17856, 17920, 18432, 19530, 19840, 20160, 20480, 20832, 21504, 22320, 23040, 23808, 26040, 26880, 27776, 28672, 29760, 30720, 31248, 31744, 32256, 34720, 35712, 35840, 36864, 39060, 39680, 40320, 41664, 43008, 44640, 46080, 47616, 52080, 53760, 55552, 59520, 61440, 62496, 63488, 64512, 69440, 71424, 71680, 78120, 79360, 80640, 83328, 86016, 89280, 92160, 95232, 104160, 107520, 111104, 119040, 124992, 126976, 129024, 138880, 142848, 143360, 156240, 158720, 161280, 166656, 178560, 184320, 190464, 208320, 215040, 222208, 238080, 249984, 258048, 277760, 285696, 312480, 317440, 322560, 333312, 357120, 380928, 416640, 430080, 444416, 476160, 499968, 555520, 571392, 624960, 634880, 645120, 666624, 714240, 833280, 888832, 952320, 999936, 1111040, 1142784, 1249920, 1290240, 1333248, 1428480, 1666560, 1904640, 1999872, 2222080, 2499840, 2666496, 2856960, 3333120, 3999744, 4444160, 4999680, 5713920, 6666240, 7999488, 9999360, 13332480, 19998720, 39997440]

約数ペア:

[(1, 39997440), (2, 19998720), (3, 13332480), (4, 9999360), (5, 7999488), (6, 6666240), (7, 5713920), (8, 4999680), (9, 4444160), (10, 3999744), (12, 3333120), (14, 2856960), (15, 2666496), (16, 2499840), (18, 2222080), (20, 1999872), (21, 1904640), (24, 1666560), (28, 1428480), (30, 1333248), (31, 1290240), (32, 1249920), (35, 1142784), (36, 1111040), (40, 999936), (42, 952320), (45, 888832), (48, 833280), (56, 714240), (60, 666624), (62, 645120), (63, 634880), (64, 624960), (70, 571392), (72, 555520), (80, 499968), (84, 476160), (90, 444416), (93, 430080), (96, 416640), (105, 380928), (112, 357120), (120, 333312), (124, 322560), (126, 317440), (128, 312480), (140, 285696), (144, 277760), (155, 258048), (160, 249984), (168, 238080), (180, 222208), (186, 215040), (192, 208320), (210, 190464), (217, 184320), (224, 178560), (240, 166656), (248, 161280), (252, 158720), (256, 156240), (279, 143360), (280, 142848), (288, 138880), (310, 129024), (315, 126976), (320, 124992), (336, 119040), (360, 111104), (372, 107520), (384, 104160), (420, 95232), (434, 92160), (448, 89280), (465, 86016), (480, 83328), (496, 80640), (504, 79360), (512, 78120), (558, 71680), (560, 71424), (576, 69440), (620, 64512), (630, 63488), (640, 62496), (651, 61440), (672, 59520), (720, 55552), (744, 53760), (768, 52080), (840, 47616), (868, 46080), (896, 44640), (930, 43008), (960, 41664), (992, 40320), (1008, 39680), (1024, 39060), (1085, 36864), (1116, 35840), (1120, 35712), (1152, 34720), (1240, 32256), (1260, 31744), (1280, 31248), (1302, 30720), (1344, 29760), (1395, 28672), (1440, 27776), (1488, 26880), (1536, 26040), (1680, 23808), (1736, 23040), (1792, 22320), (1860, 21504), (1920, 20832), (1953, 20480), (1984, 20160), (2016, 19840), (2048, 19530), (2170, 18432), (2232, 17920), (2240, 17856), (2304, 17360), (2480, 16128), (2520, 15872), (2560, 15624), (2604, 15360), (2688, 14880), (2790, 14336), (2880, 13888), (2976, 13440), (3072, 13020), (3255, 12288), (3360, 11904), (3472, 11520), (3584, 11160), (3720, 10752), (3840, 10416), (3906, 10240), (3968, 10080), (4032, 9920), (4096, 9765), (4340, 9216), (4464, 8960), (4480, 8928), (4608, 8680), (4960, 8064), (5040, 7936), (5120, 7812), (5208, 7680), (5376, 7440), (5580, 7168), (5760, 6944), (5952, 6720), (6144, 6510)]