210320968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1171}}^1$

素因数の和:1358

約数の個数: 64

約数和(自身を含む): 466643520

約数和(自身を除く): 256322552

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 157, 286, 314, 572, 628, 1144, 1171, 1256, 1727, 2041, 2342, 3454, 4082, 4684, 6908, 8164, 9368, 12881, 13816, 15223, 16328, 22451, 25762, 30446, 44902, 51524, 60892, 89804, 103048, 121784, 167453, 179608, 183847, 334906, 367694, 669812, 735388, 1339624, 1470776, 2022317, 2390011, 4044634, 4780022, 8089268, 9560044, 16178536, 19120088, 26290121, 52580242, 105160484, 210320968]

約数ペア:

[(1, 210320968), (2, 105160484), (4, 52580242), (8, 26290121), (11, 19120088), (13, 16178536), (22, 9560044), (26, 8089268), (44, 4780022), (52, 4044634), (88, 2390011), (104, 2022317), (143, 1470776), (157, 1339624), (286, 735388), (314, 669812), (572, 367694), (628, 334906), (1144, 183847), (1171, 179608), (1256, 167453), (1727, 121784), (2041, 103048), (2342, 89804), (3454, 60892), (4082, 51524), (4684, 44902), (6908, 30446), (8164, 25762), (9368, 22451), (12881, 16328), (13816, 15223)]