1223995520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 192

約数和(自身を含む): 3306562560

約数和(自身を除く): 2082567040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 64, 74, 80, 88, 110, 127, 128, 148, 160, 176, 185, 220, 254, 296, 320, 352, 370, 407, 440, 508, 592, 635, 640, 704, 740, 814, 880, 1016, 1184, 1270, 1369, 1397, 1408, 1480, 1628, 1760, 2032, 2035, 2368, 2540, 2738, 2794, 2960, 3256, 3520, 4064, 4070, 4699, 4736, 5080, 5476, 5588, 5920, 6512, 6845, 6985, 7040, 8128, 8140, 9398, 10160, 10952, 11176, 11840, 13024, 13690, 13970, 15059, 16256, 16280, 18796, 20320, 21904, 22352, 23495, 23680, 26048, 27380, 27940, 30118, 32560, 37592, 40640, 43808, 44704, 46990, 51689, 52096, 54760, 55880, 60236, 65120, 75184, 75295, 81280, 87616, 89408, 93980, 103378, 109520, 111760, 120472, 130240, 150368, 150590, 173863, 175232, 178816, 187960, 206756, 219040, 223520, 240944, 258445, 260480, 300736, 301180, 347726, 375920, 413512, 438080, 447040, 481888, 516890, 601472, 602360, 695452, 751840, 827024, 869315, 876160, 894080, 963776, 1033780, 1204720, 1390904, 1503680, 1654048, 1738630, 1912493, 1927552, 2067560, 2409440, 2781808, 3007360, 3308096, 3477260, 3824986, 4135120, 4818880, 5563616, 6616192, 6954520, 7649972, 8270240, 9562465, 9637760, 11127232, 13909040, 15299944, 16540480, 19124930, 22254464, 27818080, 30599888, 33080960, 38249860, 55636160, 61199776, 76499720, 111272320, 122399552, 152999440, 244799104, 305998880, 611997760, 1223995520]

約数ペア:

[(1, 1223995520), (2, 611997760), (4, 305998880), (5, 244799104), (8, 152999440), (10, 122399552), (11, 111272320), (16, 76499720), (20, 61199776), (22, 55636160), (32, 38249860), (37, 33080960), (40, 30599888), (44, 27818080), (55, 22254464), (64, 19124930), (74, 16540480), (80, 15299944), (88, 13909040), (110, 11127232), (127, 9637760), (128, 9562465), (148, 8270240), (160, 7649972), (176, 6954520), (185, 6616192), (220, 5563616), (254, 4818880), (296, 4135120), (320, 3824986), (352, 3477260), (370, 3308096), (407, 3007360), (440, 2781808), (508, 2409440), (592, 2067560), (635, 1927552), (640, 1912493), (704, 1738630), (740, 1654048), (814, 1503680), (880, 1390904), (1016, 1204720), (1184, 1033780), (1270, 963776), (1369, 894080), (1397, 876160), (1408, 869315), (1480, 827024), (1628, 751840), (1760, 695452), (2032, 602360), (2035, 601472), (2368, 516890), (2540, 481888), (2738, 447040), (2794, 438080), (2960, 413512), (3256, 375920), (3520, 347726), (4064, 301180), (4070, 300736), (4699, 260480), (4736, 258445), (5080, 240944), (5476, 223520), (5588, 219040), (5920, 206756), (6512, 187960), (6845, 178816), (6985, 175232), (7040, 173863), (8128, 150590), (8140, 150368), (9398, 130240), (10160, 120472), (10952, 111760), (11176, 109520), (11840, 103378), (13024, 93980), (13690, 89408), (13970, 87616), (15059, 81280), (16256, 75295), (16280, 75184), (18796, 65120), (20320, 60236), (21904, 55880), (22352, 54760), (23495, 52096), (23680, 51689), (26048, 46990), (27380, 44704), (27940, 43808), (30118, 40640), (32560, 37592)]