128158320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{533993}}^1$

素因数の和:534009

約数の個数: 40

約数和(自身を含む): 397291536

約数和(自身を除く): 269133216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 533993, 1067986, 1601979, 2135972, 2669965, 3203958, 4271944, 5339930, 6407916, 8009895, 8543888, 10679860, 12815832, 16019790, 21359720, 25631664, 32039580, 42719440, 64079160, 128158320]

約数ペア:

[(1, 128158320), (2, 64079160), (3, 42719440), (4, 32039580), (5, 25631664), (6, 21359720), (8, 16019790), (10, 12815832), (12, 10679860), (15, 8543888), (16, 8009895), (20, 6407916), (24, 5339930), (30, 4271944), (40, 3203958), (48, 2669965), (60, 2135972), (80, 1601979), (120, 1067986), (240, 533993)]