216951560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{6101}}^1$

素因数の和:6246

約数の個数: 64

約数和(自身を含む): 562360320

約数和(自身を除く): 345408760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3556, 4445, 5080, 6101, 7112, 8890, 12202, 17780, 24404, 30505, 35560, 42707, 48808, 61010, 85414, 122020, 170828, 213535, 244040, 341656, 427070, 774827, 854140, 1549654, 1708280, 3099308, 3874135, 5423789, 6198616, 7748270, 10847578, 15496540, 21695156, 27118945, 30993080, 43390312, 54237890, 108475780, 216951560]

約数ペア:

[(1, 216951560), (2, 108475780), (4, 54237890), (5, 43390312), (7, 30993080), (8, 27118945), (10, 21695156), (14, 15496540), (20, 10847578), (28, 7748270), (35, 6198616), (40, 5423789), (56, 3874135), (70, 3099308), (127, 1708280), (140, 1549654), (254, 854140), (280, 774827), (508, 427070), (635, 341656), (889, 244040), (1016, 213535), (1270, 170828), (1778, 122020), (2540, 85414), (3556, 61010), (4445, 48808), (5080, 42707), (6101, 35560), (7112, 30505), (8890, 24404), (12202, 17780)]