77533440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 252442176

約数和(自身を除く): 174908736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 305, 320, 331, 366, 384, 480, 488, 610, 640, 662, 732, 768, 915, 960, 976, 993, 1220, 1280, 1324, 1464, 1655, 1830, 1920, 1952, 1986, 2440, 2648, 2928, 3310, 3660, 3840, 3904, 3972, 4880, 4965, 5296, 5856, 6620, 7320, 7808, 7944, 9760, 9930, 10592, 11712, 13240, 14640, 15616, 15888, 19520, 19860, 20191, 21184, 23424, 26480, 29280, 31776, 39040, 39720, 40382, 42368, 46848, 52960, 58560, 60573, 63552, 78080, 79440, 80764, 84736, 100955, 105920, 117120, 121146, 127104, 158880, 161528, 201910, 211840, 234240, 242292, 254208, 302865, 317760, 323056, 403820, 423680, 484584, 605730, 635520, 646112, 807640, 969168, 1211460, 1271040, 1292224, 1615280, 1938336, 2422920, 2584448, 3230560, 3876672, 4845840, 5168896, 6461120, 7753344, 9691680, 12922240, 15506688, 19383360, 25844480, 38766720, 77533440]

約数ペア:

[(1, 77533440), (2, 38766720), (3, 25844480), (4, 19383360), (5, 15506688), (6, 12922240), (8, 9691680), (10, 7753344), (12, 6461120), (15, 5168896), (16, 4845840), (20, 3876672), (24, 3230560), (30, 2584448), (32, 2422920), (40, 1938336), (48, 1615280), (60, 1292224), (61, 1271040), (64, 1211460), (80, 969168), (96, 807640), (120, 646112), (122, 635520), (128, 605730), (160, 484584), (183, 423680), (192, 403820), (240, 323056), (244, 317760), (256, 302865), (305, 254208), (320, 242292), (331, 234240), (366, 211840), (384, 201910), (480, 161528), (488, 158880), (610, 127104), (640, 121146), (662, 117120), (732, 105920), (768, 100955), (915, 84736), (960, 80764), (976, 79440), (993, 78080), (1220, 63552), (1280, 60573), (1324, 58560), (1464, 52960), (1655, 46848), (1830, 42368), (1920, 40382), (1952, 39720), (1986, 39040), (2440, 31776), (2648, 29280), (2928, 26480), (3310, 23424), (3660, 21184), (3840, 20191), (3904, 19860), (3972, 19520), (4880, 15888), (4965, 15616), (5296, 14640), (5856, 13240), (6620, 11712), (7320, 10592), (7808, 9930), (7944, 9760)]