207438968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 435352320

約数和(自身を除く): 227913352

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 134, 151, 233, 268, 302, 466, 536, 604, 737, 932, 1208, 1474, 1661, 1864, 2563, 2948, 3322, 5126, 5896, 6644, 10117, 10252, 13288, 15611, 20234, 20504, 31222, 35183, 40468, 62444, 70366, 80936, 111287, 124888, 140732, 171721, 222574, 281464, 343442, 387013, 445148, 686884, 774026, 890296, 1373768, 1548052, 2357261, 3096104, 4714522, 9429044, 18858088, 25929871, 51859742, 103719484, 207438968]

約数ペア:

[(1, 207438968), (2, 103719484), (4, 51859742), (8, 25929871), (11, 18858088), (22, 9429044), (44, 4714522), (67, 3096104), (88, 2357261), (134, 1548052), (151, 1373768), (233, 890296), (268, 774026), (302, 686884), (466, 445148), (536, 387013), (604, 343442), (737, 281464), (932, 222574), (1208, 171721), (1474, 140732), (1661, 124888), (1864, 111287), (2563, 80936), (2948, 70366), (3322, 62444), (5126, 40468), (5896, 35183), (6644, 31222), (10117, 20504), (10252, 20234), (13288, 15611)]