294843640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81001}}^1$

素因数の和:81032

約数の個数: 64

約数和(自身を含む): 816500160

約数和(自身を除く): 521656520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 81001, 162002, 324004, 405005, 567007, 648008, 810010, 1053013, 1134014, 1620020, 2106026, 2268028, 2835035, 3240040, 4212052, 4536056, 5265065, 5670070, 7371091, 8424104, 10530130, 11340140, 14742182, 21060260, 22680280, 29484364, 36855455, 42120520, 58968728, 73710910, 147421820, 294843640]

約数ペア:

[(1, 294843640), (2, 147421820), (4, 73710910), (5, 58968728), (7, 42120520), (8, 36855455), (10, 29484364), (13, 22680280), (14, 21060260), (20, 14742182), (26, 11340140), (28, 10530130), (35, 8424104), (40, 7371091), (52, 5670070), (56, 5265065), (65, 4536056), (70, 4212052), (91, 3240040), (104, 2835035), (130, 2268028), (140, 2106026), (182, 1620020), (260, 1134014), (280, 1053013), (364, 810010), (455, 648008), (520, 567007), (728, 405005), (910, 324004), (1820, 162002), (3640, 81001)]