179278840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3163}}^1$

素因数の和:3296

約数の個数: 64

約数和(自身を含む): 438530400

約数和(自身を除く): 259251560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 872, 1090, 1417, 2180, 2834, 3163, 4360, 5668, 6326, 7085, 11336, 12652, 14170, 15815, 25304, 28340, 31630, 41119, 56680, 63260, 82238, 126520, 164476, 205595, 328952, 344767, 411190, 689534, 822380, 1379068, 1644760, 1723835, 2758136, 3447670, 4481971, 6895340, 8963942, 13790680, 17927884, 22409855, 35855768, 44819710, 89639420, 179278840]

約数ペア:

[(1, 179278840), (2, 89639420), (4, 44819710), (5, 35855768), (8, 22409855), (10, 17927884), (13, 13790680), (20, 8963942), (26, 6895340), (40, 4481971), (52, 3447670), (65, 2758136), (104, 1723835), (109, 1644760), (130, 1379068), (218, 822380), (260, 689534), (436, 411190), (520, 344767), (545, 328952), (872, 205595), (1090, 164476), (1417, 126520), (2180, 82238), (2834, 63260), (3163, 56680), (4360, 41119), (5668, 31630), (6326, 28340), (7085, 25304), (11336, 15815), (12652, 14170)]