66721656

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 172586880

約数和(自身を除く): 105865224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 227, 296, 331, 444, 454, 662, 681, 888, 908, 993, 1324, 1362, 1816, 1986, 2648, 2724, 3972, 5448, 7944, 8399, 12247, 16798, 24494, 25197, 33596, 36741, 48988, 50394, 67192, 73482, 75137, 97976, 100788, 146964, 150274, 201576, 225411, 293928, 300548, 450822, 601096, 901644, 1803288, 2780069, 5560138, 8340207, 11120276, 16680414, 22240552, 33360828, 66721656]

約数ペア:

[(1, 66721656), (2, 33360828), (3, 22240552), (4, 16680414), (6, 11120276), (8, 8340207), (12, 5560138), (24, 2780069), (37, 1803288), (74, 901644), (111, 601096), (148, 450822), (222, 300548), (227, 293928), (296, 225411), (331, 201576), (444, 150274), (454, 146964), (662, 100788), (681, 97976), (888, 75137), (908, 73482), (993, 67192), (1324, 50394), (1362, 48988), (1816, 36741), (1986, 33596), (2648, 25197), (2724, 24494), (3972, 16798), (5448, 12247), (7944, 8399)]