257703360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{811}}^1$

素因数の和:1162

約数の個数: 112

約数和(自身を含む): 821692032

約数和(自身を除く): 563988672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 331, 480, 662, 811, 960, 993, 1324, 1622, 1655, 1986, 2433, 2648, 3244, 3310, 3972, 4055, 4866, 4965, 5296, 6488, 6620, 7944, 8110, 9732, 9930, 10592, 12165, 12976, 13240, 15888, 16220, 19464, 19860, 21184, 24330, 25952, 26480, 31776, 32440, 38928, 39720, 48660, 51904, 52960, 63552, 64880, 77856, 79440, 97320, 105920, 129760, 155712, 158880, 194640, 259520, 268441, 317760, 389280, 536882, 778560, 805323, 1073764, 1342205, 1610646, 2147528, 2684410, 3221292, 4026615, 4295056, 5368820, 6442584, 8053230, 8590112, 10737640, 12885168, 16106460, 17180224, 21475280, 25770336, 32212920, 42950560, 51540672, 64425840, 85901120, 128851680, 257703360]

約数ペア:

[(1, 257703360), (2, 128851680), (3, 85901120), (4, 64425840), (5, 51540672), (6, 42950560), (8, 32212920), (10, 25770336), (12, 21475280), (15, 17180224), (16, 16106460), (20, 12885168), (24, 10737640), (30, 8590112), (32, 8053230), (40, 6442584), (48, 5368820), (60, 4295056), (64, 4026615), (80, 3221292), (96, 2684410), (120, 2147528), (160, 1610646), (192, 1342205), (240, 1073764), (320, 805323), (331, 778560), (480, 536882), (662, 389280), (811, 317760), (960, 268441), (993, 259520), (1324, 194640), (1622, 158880), (1655, 155712), (1986, 129760), (2433, 105920), (2648, 97320), (3244, 79440), (3310, 77856), (3972, 64880), (4055, 63552), (4866, 52960), (4965, 51904), (5296, 48660), (6488, 39720), (6620, 38928), (7944, 32440), (8110, 31776), (9732, 26480), (9930, 25952), (10592, 24330), (12165, 21184), (12976, 19860), (13240, 19464), (15888, 16220)]