123103120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:297

約数の個数: 160

約数和(自身を含む): 353334528

約数和(自身を除く): 230231408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 67, 68, 70, 80, 85, 112, 119, 134, 136, 140, 170, 193, 238, 268, 272, 280, 335, 340, 386, 469, 476, 536, 560, 595, 670, 680, 772, 938, 952, 965, 1072, 1139, 1190, 1340, 1351, 1360, 1544, 1876, 1904, 1930, 2278, 2345, 2380, 2680, 2702, 3088, 3281, 3752, 3860, 4556, 4690, 4760, 5360, 5404, 5695, 6562, 6755, 7504, 7720, 7973, 9112, 9380, 9520, 10808, 11390, 12931, 13124, 13510, 15440, 15946, 16405, 18224, 18760, 21616, 22780, 22967, 25862, 26248, 27020, 31892, 32810, 37520, 39865, 45560, 45934, 51724, 52496, 54040, 63784, 64655, 65620, 79730, 90517, 91120, 91868, 103448, 108080, 114835, 127568, 129310, 131240, 159460, 181034, 183736, 206896, 219827, 229670, 258620, 262480, 318920, 362068, 367472, 439654, 452585, 459340, 517240, 637840, 724136, 879308, 905170, 918680, 1034480, 1099135, 1448272, 1538789, 1758616, 1810340, 1837360, 2198270, 3077578, 3517232, 3620680, 4396540, 6155156, 7241360, 7693945, 8793080, 12310312, 15387890, 17586160, 24620624, 30775780, 61551560, 123103120]

約数ペア:

[(1, 123103120), (2, 61551560), (4, 30775780), (5, 24620624), (7, 17586160), (8, 15387890), (10, 12310312), (14, 8793080), (16, 7693945), (17, 7241360), (20, 6155156), (28, 4396540), (34, 3620680), (35, 3517232), (40, 3077578), (56, 2198270), (67, 1837360), (68, 1810340), (70, 1758616), (80, 1538789), (85, 1448272), (112, 1099135), (119, 1034480), (134, 918680), (136, 905170), (140, 879308), (170, 724136), (193, 637840), (238, 517240), (268, 459340), (272, 452585), (280, 439654), (335, 367472), (340, 362068), (386, 318920), (469, 262480), (476, 258620), (536, 229670), (560, 219827), (595, 206896), (670, 183736), (680, 181034), (772, 159460), (938, 131240), (952, 129310), (965, 127568), (1072, 114835), (1139, 108080), (1190, 103448), (1340, 91868), (1351, 91120), (1360, 90517), (1544, 79730), (1876, 65620), (1904, 64655), (1930, 63784), (2278, 54040), (2345, 52496), (2380, 51724), (2680, 45934), (2702, 45560), (3088, 39865), (3281, 37520), (3752, 32810), (3860, 31892), (4556, 27020), (4690, 26248), (4760, 25862), (5360, 22967), (5404, 22780), (5695, 21616), (6562, 18760), (6755, 18224), (7504, 16405), (7720, 15946), (7973, 15440), (9112, 13510), (9380, 13124), (9520, 12931), (10808, 11390)]