251292288

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:810

約数の個数: 128

約数和(自身を含む): 729993600

約数和(自身を除く): 478701312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 71, 78, 96, 104, 128, 142, 156, 192, 208, 213, 284, 312, 384, 416, 426, 568, 624, 709, 832, 852, 923, 1136, 1248, 1418, 1664, 1704, 1846, 2127, 2272, 2496, 2769, 2836, 3408, 3692, 4254, 4544, 4992, 5538, 5672, 6816, 7384, 8508, 9088, 9217, 11076, 11344, 13632, 14768, 17016, 18434, 22152, 22688, 27264, 27651, 29536, 34032, 36868, 44304, 45376, 50339, 55302, 59072, 68064, 73736, 88608, 90752, 100678, 110604, 118144, 136128, 147472, 151017, 177216, 201356, 221208, 272256, 294944, 302034, 354432, 402712, 442416, 589888, 604068, 654407, 805424, 884832, 1179776, 1208136, 1308814, 1610848, 1769664, 1963221, 2416272, 2617628, 3221696, 3539328, 3926442, 4832544, 5235256, 6443392, 7852884, 9665088, 10470512, 15705768, 19330176, 20941024, 31411536, 41882048, 62823072, 83764096, 125646144, 251292288]

約数ペア:

[(1, 251292288), (2, 125646144), (3, 83764096), (4, 62823072), (6, 41882048), (8, 31411536), (12, 20941024), (13, 19330176), (16, 15705768), (24, 10470512), (26, 9665088), (32, 7852884), (39, 6443392), (48, 5235256), (52, 4832544), (64, 3926442), (71, 3539328), (78, 3221696), (96, 2617628), (104, 2416272), (128, 1963221), (142, 1769664), (156, 1610848), (192, 1308814), (208, 1208136), (213, 1179776), (284, 884832), (312, 805424), (384, 654407), (416, 604068), (426, 589888), (568, 442416), (624, 402712), (709, 354432), (832, 302034), (852, 294944), (923, 272256), (1136, 221208), (1248, 201356), (1418, 177216), (1664, 151017), (1704, 147472), (1846, 136128), (2127, 118144), (2272, 110604), (2496, 100678), (2769, 90752), (2836, 88608), (3408, 73736), (3692, 68064), (4254, 59072), (4544, 55302), (4992, 50339), (5538, 45376), (5672, 44304), (6816, 36868), (7384, 34032), (8508, 29536), (9088, 27651), (9217, 27264), (11076, 22688), (11344, 22152), (13632, 18434), (14768, 17016)]