640415904

素因数分解:

$2^5\times 3^1\times {\mathrm{229}}^1\times {\mathrm{29131}}^1$

素因数の和:29373

約数の個数: 48

約数和(自身を含む): 1688490720

約数和(自身を除く): 1048074816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 229, 458, 687, 916, 1374, 1832, 2748, 3664, 5496, 7328, 10992, 21984, 29131, 58262, 87393, 116524, 174786, 233048, 349572, 466096, 699144, 932192, 1398288, 2796576, 6670999, 13341998, 20012997, 26683996, 40025994, 53367992, 80051988, 106735984, 160103976, 213471968, 320207952, 640415904]

約数ペア:

[(1, 640415904), (2, 320207952), (3, 213471968), (4, 160103976), (6, 106735984), (8, 80051988), (12, 53367992), (16, 40025994), (24, 26683996), (32, 20012997), (48, 13341998), (96, 6670999), (229, 2796576), (458, 1398288), (687, 932192), (916, 699144), (1374, 466096), (1832, 349572), (2748, 233048), (3664, 174786), (5496, 116524), (7328, 87393), (10992, 58262), (21984, 29131)]