247472640

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:519

約数の個数: 240

約数和(自身を含む): 896246208

約数和(自身を除く): 648773568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 320, 345, 360, 368, 384, 414, 460, 467, 480, 512, 552, 576, 640, 690, 720, 736, 768, 828, 920, 934, 960, 1035, 1104, 1152, 1280, 1380, 1401, 1440, 1472, 1536, 1656, 1840, 1868, 1920, 2070, 2208, 2304, 2335, 2560, 2760, 2802, 2880, 2944, 3312, 3680, 3736, 3840, 4140, 4203, 4416, 4608, 4670, 5520, 5604, 5760, 5888, 6624, 7005, 7360, 7472, 7680, 8280, 8406, 8832, 9340, 10741, 11040, 11208, 11520, 11776, 13248, 14010, 14720, 14944, 16560, 16812, 17664, 18680, 21015, 21482, 22080, 22416, 23040, 26496, 28020, 29440, 29888, 32223, 33120, 33624, 35328, 37360, 42030, 42964, 44160, 44832, 52992, 53705, 56040, 58880, 59776, 64446, 66240, 67248, 74720, 84060, 85928, 88320, 89664, 96669, 105984, 107410, 112080, 119552, 128892, 132480, 134496, 149440, 161115, 168120, 171856, 176640, 179328, 193338, 214820, 224160, 239104, 257784, 264960, 268992, 298880, 322230, 336240, 343712, 358656, 386676, 429640, 448320, 483345, 515568, 529920, 537984, 597760, 644460, 672480, 687424, 717312, 773352, 859280, 896640, 966690, 1031136, 1075968, 1195520, 1288920, 1344960, 1374848, 1546704, 1718560, 1793280, 1933380, 2062272, 2151936, 2577840, 2689920, 2749696, 3093408, 3437120, 3586560, 3866760, 4124544, 5155680, 5379840, 5499392, 6186816, 6874240, 7733520, 8249088, 10311360, 10759680, 12373632, 13748480, 15467040, 16498176, 20622720, 24747264, 27496960, 30934080, 41245440, 49494528, 61868160, 82490880, 123736320, 247472640]

約数ペア:

[(1, 247472640), (2, 123736320), (3, 82490880), (4, 61868160), (5, 49494528), (6, 41245440), (8, 30934080), (9, 27496960), (10, 24747264), (12, 20622720), (15, 16498176), (16, 15467040), (18, 13748480), (20, 12373632), (23, 10759680), (24, 10311360), (30, 8249088), (32, 7733520), (36, 6874240), (40, 6186816), (45, 5499392), (46, 5379840), (48, 5155680), (60, 4124544), (64, 3866760), (69, 3586560), (72, 3437120), (80, 3093408), (90, 2749696), (92, 2689920), (96, 2577840), (115, 2151936), (120, 2062272), (128, 1933380), (138, 1793280), (144, 1718560), (160, 1546704), (180, 1374848), (184, 1344960), (192, 1288920), (207, 1195520), (230, 1075968), (240, 1031136), (256, 966690), (276, 896640), (288, 859280), (320, 773352), (345, 717312), (360, 687424), (368, 672480), (384, 644460), (414, 597760), (460, 537984), (467, 529920), (480, 515568), (512, 483345), (552, 448320), (576, 429640), (640, 386676), (690, 358656), (720, 343712), (736, 336240), (768, 322230), (828, 298880), (920, 268992), (934, 264960), (960, 257784), (1035, 239104), (1104, 224160), (1152, 214820), (1280, 193338), (1380, 179328), (1401, 176640), (1440, 171856), (1472, 168120), (1536, 161115), (1656, 149440), (1840, 134496), (1868, 132480), (1920, 128892), (2070, 119552), (2208, 112080), (2304, 107410), (2335, 105984), (2560, 96669), (2760, 89664), (2802, 88320), (2880, 85928), (2944, 84060), (3312, 74720), (3680, 67248), (3736, 66240), (3840, 64446), (4140, 59776), (4203, 58880), (4416, 56040), (4608, 53705), (4670, 52992), (5520, 44832), (5604, 44160), (5760, 42964), (5888, 42030), (6624, 37360), (7005, 35328), (7360, 33624), (7472, 33120), (7680, 32223), (8280, 29888), (8406, 29440), (8832, 28020), (9340, 26496), (10741, 23040), (11040, 22416), (11208, 22080), (11520, 21482), (11776, 21015), (13248, 18680), (14010, 17664), (14720, 16812), (14944, 16560)]