15387856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 35622720

約数和(自身を除く): 20234864

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 37, 44, 68, 74, 88, 136, 139, 148, 176, 187, 272, 278, 296, 374, 407, 556, 592, 629, 748, 814, 1112, 1258, 1496, 1529, 1628, 2224, 2363, 2516, 2992, 3058, 3256, 4726, 5032, 5143, 6116, 6512, 6919, 9452, 10064, 10286, 12232, 13838, 18904, 20572, 24464, 25993, 27676, 37808, 41144, 51986, 55352, 56573, 82288, 87431, 103972, 110704, 113146, 174862, 207944, 226292, 349724, 415888, 452584, 699448, 905168, 961741, 1398896, 1923482, 3846964, 7693928, 15387856]

約数ペア:

[(1, 15387856), (2, 7693928), (4, 3846964), (8, 1923482), (11, 1398896), (16, 961741), (17, 905168), (22, 699448), (34, 452584), (37, 415888), (44, 349724), (68, 226292), (74, 207944), (88, 174862), (136, 113146), (139, 110704), (148, 103972), (176, 87431), (187, 82288), (272, 56573), (278, 55352), (296, 51986), (374, 41144), (407, 37808), (556, 27676), (592, 25993), (629, 24464), (748, 20572), (814, 18904), (1112, 13838), (1258, 12232), (1496, 10286), (1529, 10064), (1628, 9452), (2224, 6919), (2363, 6512), (2516, 6116), (2992, 5143), (3058, 5032), (3256, 4726)]