122912805

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1103}}^1$

素因数の和:1170

約数の個数: 64

約数和(自身を含む): 228925440

約数和(自身を除く): 106012635

約数列:

[1, 3, 5, 15, 17, 19, 23, 51, 57, 69, 85, 95, 115, 255, 285, 323, 345, 391, 437, 969, 1103, 1173, 1311, 1615, 1955, 2185, 3309, 4845, 5515, 5865, 6555, 7429, 16545, 18751, 20957, 22287, 25369, 37145, 56253, 62871, 76107, 93755, 104785, 111435, 126845, 281265, 314355, 356269, 380535, 431273, 482011, 1068807, 1293819, 1446033, 1781345, 2156365, 2410055, 5344035, 6469095, 7230165, 8194187, 24582561, 40970935, 122912805]

約数ペア:

[(1, 122912805), (3, 40970935), (5, 24582561), (15, 8194187), (17, 7230165), (19, 6469095), (23, 5344035), (51, 2410055), (57, 2156365), (69, 1781345), (85, 1446033), (95, 1293819), (115, 1068807), (255, 482011), (285, 431273), (323, 380535), (345, 356269), (391, 314355), (437, 281265), (969, 126845), (1103, 111435), (1173, 104785), (1311, 93755), (1615, 76107), (1955, 62871), (2185, 56253), (3309, 37145), (4845, 25369), (5515, 22287), (5865, 20957), (6555, 18751), (7429, 16545)]