245207040

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:352

約数の個数: 208

約数和(自身を含む): 847670208

約数和(自身を除く): 602463168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 307, 312, 320, 384, 390, 416, 480, 512, 520, 614, 624, 640, 768, 780, 832, 921, 960, 1024, 1040, 1228, 1248, 1280, 1535, 1536, 1560, 1664, 1842, 1920, 2048, 2080, 2456, 2496, 2560, 3070, 3072, 3120, 3328, 3684, 3840, 3991, 4096, 4160, 4605, 4912, 4992, 5120, 6140, 6144, 6240, 6656, 7368, 7680, 7982, 8320, 9210, 9824, 9984, 10240, 11973, 12280, 12288, 12480, 13312, 14736, 15360, 15964, 16640, 18420, 19648, 19955, 19968, 20480, 23946, 24560, 24960, 26624, 29472, 30720, 31928, 33280, 36840, 39296, 39910, 39936, 47892, 49120, 49920, 53248, 58944, 59865, 61440, 63856, 66560, 73680, 78592, 79820, 79872, 95784, 98240, 99840, 117888, 119730, 127712, 133120, 147360, 157184, 159640, 159744, 191568, 196480, 199680, 235776, 239460, 255424, 266240, 294720, 314368, 319280, 383136, 392960, 399360, 471552, 478920, 510848, 589440, 628736, 638560, 766272, 785920, 798720, 943104, 957840, 1021696, 1178880, 1257472, 1277120, 1532544, 1571840, 1886208, 1915680, 2043392, 2357760, 2554240, 3065088, 3143680, 3772416, 3831360, 4086784, 4715520, 5108480, 6130176, 6287360, 7662720, 8173568, 9431040, 10216960, 12260352, 15325440, 16347136, 18862080, 20433920, 24520704, 30650880, 40867840, 49041408, 61301760, 81735680, 122603520, 245207040]

約数ペア:

[(1, 245207040), (2, 122603520), (3, 81735680), (4, 61301760), (5, 49041408), (6, 40867840), (8, 30650880), (10, 24520704), (12, 20433920), (13, 18862080), (15, 16347136), (16, 15325440), (20, 12260352), (24, 10216960), (26, 9431040), (30, 8173568), (32, 7662720), (39, 6287360), (40, 6130176), (48, 5108480), (52, 4715520), (60, 4086784), (64, 3831360), (65, 3772416), (78, 3143680), (80, 3065088), (96, 2554240), (104, 2357760), (120, 2043392), (128, 1915680), (130, 1886208), (156, 1571840), (160, 1532544), (192, 1277120), (195, 1257472), (208, 1178880), (240, 1021696), (256, 957840), (260, 943104), (307, 798720), (312, 785920), (320, 766272), (384, 638560), (390, 628736), (416, 589440), (480, 510848), (512, 478920), (520, 471552), (614, 399360), (624, 392960), (640, 383136), (768, 319280), (780, 314368), (832, 294720), (921, 266240), (960, 255424), (1024, 239460), (1040, 235776), (1228, 199680), (1248, 196480), (1280, 191568), (1535, 159744), (1536, 159640), (1560, 157184), (1664, 147360), (1842, 133120), (1920, 127712), (2048, 119730), (2080, 117888), (2456, 99840), (2496, 98240), (2560, 95784), (3070, 79872), (3072, 79820), (3120, 78592), (3328, 73680), (3684, 66560), (3840, 63856), (3991, 61440), (4096, 59865), (4160, 58944), (4605, 53248), (4912, 49920), (4992, 49120), (5120, 47892), (6140, 39936), (6144, 39910), (6240, 39296), (6656, 36840), (7368, 33280), (7680, 31928), (7982, 30720), (8320, 29472), (9210, 26624), (9824, 24960), (9984, 24560), (10240, 23946), (11973, 20480), (12280, 19968), (12288, 19955), (12480, 19648), (13312, 18420), (14736, 16640), (15360, 15964)]