520013256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2281}}^1$

素因数の和:2379

約数の個数: 128

約数和(自身を含む): 1577318400

約数和(自身を除く): 1057305144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 59, 69, 84, 92, 118, 138, 161, 168, 177, 184, 236, 276, 322, 354, 413, 472, 483, 552, 644, 708, 826, 966, 1239, 1288, 1357, 1416, 1652, 1932, 2281, 2478, 2714, 3304, 3864, 4071, 4562, 4956, 5428, 6843, 8142, 9124, 9499, 9912, 10856, 13686, 15967, 16284, 18248, 18998, 27372, 28497, 31934, 32568, 37996, 47901, 52463, 54744, 56994, 63868, 75992, 95802, 104926, 113988, 127736, 134579, 157389, 191604, 209852, 227976, 269158, 314778, 367241, 383208, 403737, 419704, 538316, 629556, 734482, 807474, 942053, 1076632, 1101723, 1259112, 1468964, 1614948, 1884106, 2203446, 2826159, 2937928, 3095317, 3229896, 3768212, 4406892, 5652318, 6190634, 7536424, 8813784, 9285951, 11304636, 12381268, 18571902, 21667219, 22609272, 24762536, 37143804, 43334438, 65001657, 74287608, 86668876, 130003314, 173337752, 260006628, 520013256]

約数ペア:

[(1, 520013256), (2, 260006628), (3, 173337752), (4, 130003314), (6, 86668876), (7, 74287608), (8, 65001657), (12, 43334438), (14, 37143804), (21, 24762536), (23, 22609272), (24, 21667219), (28, 18571902), (42, 12381268), (46, 11304636), (56, 9285951), (59, 8813784), (69, 7536424), (84, 6190634), (92, 5652318), (118, 4406892), (138, 3768212), (161, 3229896), (168, 3095317), (177, 2937928), (184, 2826159), (236, 2203446), (276, 1884106), (322, 1614948), (354, 1468964), (413, 1259112), (472, 1101723), (483, 1076632), (552, 942053), (644, 807474), (708, 734482), (826, 629556), (966, 538316), (1239, 419704), (1288, 403737), (1357, 383208), (1416, 367241), (1652, 314778), (1932, 269158), (2281, 227976), (2478, 209852), (2714, 191604), (3304, 157389), (3864, 134579), (4071, 127736), (4562, 113988), (4956, 104926), (5428, 95802), (6843, 75992), (8142, 63868), (9124, 56994), (9499, 54744), (9912, 52463), (10856, 47901), (13686, 37996), (15967, 32568), (16284, 31934), (18248, 28497), (18998, 27372)]