222456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 64

約数和(自身を含む): 645120

約数和(自身を除く): 422664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 31, 39, 46, 52, 62, 69, 78, 92, 93, 104, 124, 138, 156, 184, 186, 248, 276, 299, 312, 372, 403, 552, 598, 713, 744, 806, 897, 1196, 1209, 1426, 1612, 1794, 2139, 2392, 2418, 2852, 3224, 3588, 4278, 4836, 5704, 7176, 8556, 9269, 9672, 17112, 18538, 27807, 37076, 55614, 74152, 111228, 222456]

約数ペア:

[(1, 222456), (2, 111228), (3, 74152), (4, 55614), (6, 37076), (8, 27807), (12, 18538), (13, 17112), (23, 9672), (24, 9269), (26, 8556), (31, 7176), (39, 5704), (46, 4836), (52, 4278), (62, 3588), (69, 3224), (78, 2852), (92, 2418), (93, 2392), (104, 2139), (124, 1794), (138, 1612), (156, 1426), (184, 1209), (186, 1196), (248, 897), (276, 806), (299, 744), (312, 713), (372, 598), (403, 552)]