149951984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:778

約数の個数: 80

約数和(自身を含む): 360185280

約数和(自身を除く): 210233296

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 181, 182, 208, 362, 364, 569, 724, 728, 1138, 1267, 1448, 1456, 2276, 2353, 2534, 2896, 3983, 4552, 4706, 5068, 7397, 7966, 9104, 9412, 10136, 14794, 15932, 16471, 18824, 20272, 29588, 31864, 32942, 37648, 51779, 59176, 63728, 65884, 102989, 103558, 118352, 131768, 205978, 207116, 263536, 411956, 414232, 720923, 823912, 828464, 1338857, 1441846, 1647824, 2677714, 2883692, 5355428, 5767384, 9371999, 10710856, 11534768, 18743998, 21421712, 37487996, 74975992, 149951984]

約数ペア:

[(1, 149951984), (2, 74975992), (4, 37487996), (7, 21421712), (8, 18743998), (13, 11534768), (14, 10710856), (16, 9371999), (26, 5767384), (28, 5355428), (52, 2883692), (56, 2677714), (91, 1647824), (104, 1441846), (112, 1338857), (181, 828464), (182, 823912), (208, 720923), (362, 414232), (364, 411956), (569, 263536), (724, 207116), (728, 205978), (1138, 131768), (1267, 118352), (1448, 103558), (1456, 102989), (2276, 65884), (2353, 63728), (2534, 59176), (2896, 51779), (3983, 37648), (4552, 32942), (4706, 31864), (5068, 29588), (7397, 20272), (7966, 18824), (9104, 16471), (9412, 15932), (10136, 14794)]