6688920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{7963}}^1$

素因数の和:7984

約数の個数: 64

約数和(自身を含む): 22936320

約数和(自身を除く): 16247400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 7963, 15926, 23889, 31852, 39815, 47778, 55741, 63704, 79630, 95556, 111482, 119445, 159260, 167223, 191112, 222964, 238890, 278705, 318520, 334446, 445928, 477780, 557410, 668892, 836115, 955560, 1114820, 1337784, 1672230, 2229640, 3344460, 6688920]

約数ペア:

[(1, 6688920), (2, 3344460), (3, 2229640), (4, 1672230), (5, 1337784), (6, 1114820), (7, 955560), (8, 836115), (10, 668892), (12, 557410), (14, 477780), (15, 445928), (20, 334446), (21, 318520), (24, 278705), (28, 238890), (30, 222964), (35, 191112), (40, 167223), (42, 159260), (56, 119445), (60, 111482), (70, 95556), (84, 79630), (105, 63704), (120, 55741), (140, 47778), (168, 39815), (210, 31852), (280, 23889), (420, 15926), (840, 7963)]