678742510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:370

約数の個数: 96

約数和(自身を含む): 1400509440

約数和(自身を除く): 721766930

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 47, 85, 94, 95, 170, 190, 235, 263, 289, 323, 470, 526, 578, 646, 799, 893, 1315, 1445, 1598, 1615, 1786, 2630, 2890, 3230, 3995, 4465, 4471, 4997, 5491, 7990, 8930, 8942, 9994, 10982, 12361, 13583, 15181, 22355, 24722, 24985, 27166, 27455, 30362, 44710, 49970, 54910, 61805, 67915, 75905, 76007, 84949, 123610, 135830, 151810, 152014, 169898, 210137, 234859, 258077, 380035, 420274, 424745, 469718, 516154, 760070, 849490, 1050685, 1174295, 1290385, 1444133, 2101370, 2348590, 2580770, 2888266, 3572329, 3992603, 7144658, 7220665, 7985206, 14441330, 17861645, 19963015, 35723290, 39926030, 67874251, 135748502, 339371255, 678742510]

約数ペア:

[(1, 678742510), (2, 339371255), (5, 135748502), (10, 67874251), (17, 39926030), (19, 35723290), (34, 19963015), (38, 17861645), (47, 14441330), (85, 7985206), (94, 7220665), (95, 7144658), (170, 3992603), (190, 3572329), (235, 2888266), (263, 2580770), (289, 2348590), (323, 2101370), (470, 1444133), (526, 1290385), (578, 1174295), (646, 1050685), (799, 849490), (893, 760070), (1315, 516154), (1445, 469718), (1598, 424745), (1615, 420274), (1786, 380035), (2630, 258077), (2890, 234859), (3230, 210137), (3995, 169898), (4465, 152014), (4471, 151810), (4997, 135830), (5491, 123610), (7990, 84949), (8930, 76007), (8942, 75905), (9994, 67915), (10982, 61805), (12361, 54910), (13583, 49970), (15181, 44710), (22355, 30362), (24722, 27455), (24985, 27166)]