128262390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{51511}}^1$

素因数の和:51604

約数の個数: 32

約数和(自身を含む): 311544576

約数和(自身を除く): 183282186

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 51511, 103022, 154533, 257555, 309066, 515110, 772665, 1545330, 4275413, 8550826, 12826239, 21377065, 25652478, 42754130, 64131195, 128262390]

約数ペア:

[(1, 128262390), (2, 64131195), (3, 42754130), (5, 25652478), (6, 21377065), (10, 12826239), (15, 8550826), (30, 4275413), (83, 1545330), (166, 772665), (249, 515110), (415, 309066), (498, 257555), (830, 154533), (1245, 103022), (2490, 51511)]