16668990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1583}}^1$

素因数の和:1615

約数の個数: 80

約数和(自身を含む): 48299328

約数和(自身を除く): 31630338

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1583, 1755, 2106, 3166, 3510, 4749, 5265, 7915, 9498, 10530, 14247, 15830, 20579, 23745, 28494, 41158, 42741, 47490, 61737, 71235, 85482, 102895, 123474, 128223, 142470, 185211, 205790, 213705, 256446, 308685, 370422, 427410, 555633, 617370, 641115, 926055, 1111266, 1282230, 1666899, 1852110, 2778165, 3333798, 5556330, 8334495, 16668990]

約数ペア:

[(1, 16668990), (2, 8334495), (3, 5556330), (5, 3333798), (6, 2778165), (9, 1852110), (10, 1666899), (13, 1282230), (15, 1111266), (18, 926055), (26, 641115), (27, 617370), (30, 555633), (39, 427410), (45, 370422), (54, 308685), (65, 256446), (78, 213705), (81, 205790), (90, 185211), (117, 142470), (130, 128223), (135, 123474), (162, 102895), (195, 85482), (234, 71235), (270, 61737), (351, 47490), (390, 42741), (405, 41158), (585, 28494), (702, 23745), (810, 20579), (1053, 15830), (1170, 14247), (1583, 10530), (1755, 9498), (2106, 7915), (3166, 5265), (3510, 4749)]