212941680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{126751}}^1$

素因数の和:126774

約数の個数: 80

約数和(自身を含む): 754427904

約数和(自身を除く): 541486224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 126751, 253502, 380253, 507004, 633755, 760506, 887257, 1014008, 1267510, 1521012, 1774514, 1901265, 2028016, 2535020, 2661771, 3042024, 3549028, 3802530, 4436285, 5070040, 5323542, 6084048, 7098056, 7605060, 8872570, 10140080, 10647084, 13308855, 14196112, 15210120, 17745140, 21294168, 26617710, 30420240, 35490280, 42588336, 53235420, 70980560, 106470840, 212941680]

約数ペア:

[(1, 212941680), (2, 106470840), (3, 70980560), (4, 53235420), (5, 42588336), (6, 35490280), (7, 30420240), (8, 26617710), (10, 21294168), (12, 17745140), (14, 15210120), (15, 14196112), (16, 13308855), (20, 10647084), (21, 10140080), (24, 8872570), (28, 7605060), (30, 7098056), (35, 6084048), (40, 5323542), (42, 5070040), (48, 4436285), (56, 3802530), (60, 3549028), (70, 3042024), (80, 2661771), (84, 2535020), (105, 2028016), (112, 1901265), (120, 1774514), (140, 1521012), (168, 1267510), (210, 1014008), (240, 887257), (280, 760506), (336, 633755), (420, 507004), (560, 380253), (840, 253502), (1680, 126751)]