1217795680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{3221}}^1$

素因数の和:3392

約数の個数: 96

約数和(自身を含む): 3069148320

約数和(自身を除く): 1851352640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 139, 160, 170, 272, 278, 340, 544, 556, 680, 695, 1112, 1360, 1390, 2224, 2363, 2720, 2780, 3221, 4448, 4726, 5560, 6442, 9452, 11120, 11815, 12884, 16105, 18904, 22240, 23630, 25768, 32210, 37808, 47260, 51536, 54757, 64420, 75616, 94520, 103072, 109514, 128840, 189040, 219028, 257680, 273785, 378080, 438056, 447719, 515360, 547570, 876112, 895438, 1095140, 1752224, 1790876, 2190280, 2238595, 3581752, 4380560, 4477190, 7163504, 7611223, 8761120, 8954380, 14327008, 15222446, 17908760, 30444892, 35817520, 38056115, 60889784, 71635040, 76112230, 121779568, 152224460, 243559136, 304448920, 608897840, 1217795680]

約数ペア:

[(1, 1217795680), (2, 608897840), (4, 304448920), (5, 243559136), (8, 152224460), (10, 121779568), (16, 76112230), (17, 71635040), (20, 60889784), (32, 38056115), (34, 35817520), (40, 30444892), (68, 17908760), (80, 15222446), (85, 14327008), (136, 8954380), (139, 8761120), (160, 7611223), (170, 7163504), (272, 4477190), (278, 4380560), (340, 3581752), (544, 2238595), (556, 2190280), (680, 1790876), (695, 1752224), (1112, 1095140), (1360, 895438), (1390, 876112), (2224, 547570), (2363, 515360), (2720, 447719), (2780, 438056), (3221, 378080), (4448, 273785), (4726, 257680), (5560, 219028), (6442, 189040), (9452, 128840), (11120, 109514), (11815, 103072), (12884, 94520), (16105, 75616), (18904, 64420), (22240, 54757), (23630, 51536), (25768, 47260), (32210, 37808)]