230827120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 548982720

約数和(自身を除く): 318155600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 109, 206, 218, 257, 412, 436, 514, 515, 545, 824, 872, 1028, 1030, 1090, 1285, 1648, 1744, 2056, 2060, 2180, 2570, 4112, 4120, 4360, 5140, 8240, 8720, 10280, 11227, 20560, 22454, 26471, 28013, 44908, 52942, 56026, 56135, 89816, 105884, 112052, 112270, 132355, 140065, 179632, 211768, 224104, 224540, 264710, 280130, 423536, 448208, 449080, 529420, 560260, 898160, 1058840, 1120520, 2117680, 2241040, 2885339, 5770678, 11541356, 14426695, 23082712, 28853390, 46165424, 57706780, 115413560, 230827120]

約数ペア:

[(1, 230827120), (2, 115413560), (4, 57706780), (5, 46165424), (8, 28853390), (10, 23082712), (16, 14426695), (20, 11541356), (40, 5770678), (80, 2885339), (103, 2241040), (109, 2117680), (206, 1120520), (218, 1058840), (257, 898160), (412, 560260), (436, 529420), (514, 449080), (515, 448208), (545, 423536), (824, 280130), (872, 264710), (1028, 224540), (1030, 224104), (1090, 211768), (1285, 179632), (1648, 140065), (1744, 132355), (2056, 112270), (2060, 112052), (2180, 105884), (2570, 89816), (4112, 56135), (4120, 56026), (4360, 52942), (5140, 44908), (8240, 28013), (8720, 26471), (10280, 22454), (11227, 20560)]