326990147408

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{383}}^1\times {\mathrm{439}}^1\times {\mathrm{617}}^1$

素因数の和:1644

約数の個数: 80

約数和(自身を含む): 640913264640

約数和(自身を除く): 313923117232

約数列:

[1, 2, 4, 8, 16, 197, 383, 394, 439, 617, 766, 788, 878, 1234, 1532, 1576, 1756, 2468, 3064, 3152, 3512, 4936, 6128, 7024, 9872, 75451, 86483, 121549, 150902, 168137, 172966, 236311, 243098, 270863, 301804, 336274, 345932, 472622, 486196, 541726, 603608, 672548, 691864, 945244, 972392, 1083452, 1207216, 1345096, 1383728, 1890488, 1944784, 2166904, 2690192, 3780976, 4333808, 33122989, 46553267, 53360011, 66245978, 93106534, 103740529, 106720022, 132491956, 186213068, 207481058, 213440044, 264983912, 372426136, 414962116, 426880088, 529967824, 744852272, 829924232, 853760176, 1659848464, 20436884213, 40873768426, 81747536852, 163495073704, 326990147408]

約数ペア:

[(1, 326990147408), (2, 163495073704), (4, 81747536852), (8, 40873768426), (16, 20436884213), (197, 1659848464), (383, 853760176), (394, 829924232), (439, 744852272), (617, 529967824), (766, 426880088), (788, 414962116), (878, 372426136), (1234, 264983912), (1532, 213440044), (1576, 207481058), (1756, 186213068), (2468, 132491956), (3064, 106720022), (3152, 103740529), (3512, 93106534), (4936, 66245978), (6128, 53360011), (7024, 46553267), (9872, 33122989), (75451, 4333808), (86483, 3780976), (121549, 2690192), (150902, 2166904), (168137, 1944784), (172966, 1890488), (236311, 1383728), (243098, 1345096), (270863, 1207216), (301804, 1083452), (336274, 972392), (345932, 945244), (472622, 691864), (486196, 672548), (541726, 603608)]