299486720

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8999}}^1$

素因数の和:9035

約数の個数: 80

約数和(自身を含む): 773388000

約数和(自身を除く): 473901280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 6656, 8320, 8999, 16640, 17998, 33280, 35996, 44995, 71992, 89990, 116987, 143984, 179980, 233974, 287968, 359960, 467948, 575936, 584935, 719920, 935896, 1151872, 1169870, 1439840, 1871792, 2303744, 2339740, 2879680, 3743584, 4607488, 4679480, 5759360, 7487168, 9358960, 11518720, 14974336, 18717920, 23037440, 29948672, 37435840, 59897344, 74871680, 149743360, 299486720]

約数ペア:

[(1, 299486720), (2, 149743360), (4, 74871680), (5, 59897344), (8, 37435840), (10, 29948672), (13, 23037440), (16, 18717920), (20, 14974336), (26, 11518720), (32, 9358960), (40, 7487168), (52, 5759360), (64, 4679480), (65, 4607488), (80, 3743584), (104, 2879680), (128, 2339740), (130, 2303744), (160, 1871792), (208, 1439840), (256, 1169870), (260, 1151872), (320, 935896), (416, 719920), (512, 584935), (520, 575936), (640, 467948), (832, 359960), (1040, 287968), (1280, 233974), (1664, 179980), (2080, 143984), (2560, 116987), (3328, 89990), (4160, 71992), (6656, 44995), (8320, 35996), (8999, 33280), (16640, 17998)]