7889818880

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4943}}^1$

素因数の和:5036

約数の個数: 144

約数和(自身を含む): 20008961280

約数和(自身を除く): 12119142400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 43, 58, 64, 80, 86, 116, 128, 145, 160, 172, 215, 232, 256, 290, 320, 344, 430, 464, 580, 640, 688, 860, 928, 1160, 1247, 1280, 1376, 1720, 1856, 2320, 2494, 2752, 3440, 3712, 4640, 4943, 4988, 5504, 6235, 6880, 7424, 9280, 9886, 9976, 11008, 12470, 13760, 18560, 19772, 19952, 24715, 24940, 27520, 37120, 39544, 39904, 49430, 49880, 55040, 79088, 79808, 98860, 99760, 143347, 158176, 159616, 197720, 199520, 212549, 286694, 316352, 319232, 395440, 399040, 425098, 573388, 632704, 716735, 790880, 798080, 850196, 1062745, 1146776, 1265408, 1433470, 1581760, 1596160, 1700392, 2125490, 2293552, 2866940, 3163520, 3400784, 4250980, 4587104, 5733880, 6163921, 6327040, 6801568, 8501960, 9174208, 11467760, 12327842, 13603136, 17003920, 18348416, 22935520, 24655684, 27206272, 30819605, 34007840, 36696832, 45871040, 49311368, 54412544, 61639210, 68015680, 91742080, 98622736, 123278420, 136031360, 183484160, 197245472, 246556840, 272062720, 394490944, 493113680, 788981888, 986227360, 1577963776, 1972454720, 3944909440, 7889818880]

約数ペア:

[(1, 7889818880), (2, 3944909440), (4, 1972454720), (5, 1577963776), (8, 986227360), (10, 788981888), (16, 493113680), (20, 394490944), (29, 272062720), (32, 246556840), (40, 197245472), (43, 183484160), (58, 136031360), (64, 123278420), (80, 98622736), (86, 91742080), (116, 68015680), (128, 61639210), (145, 54412544), (160, 49311368), (172, 45871040), (215, 36696832), (232, 34007840), (256, 30819605), (290, 27206272), (320, 24655684), (344, 22935520), (430, 18348416), (464, 17003920), (580, 13603136), (640, 12327842), (688, 11467760), (860, 9174208), (928, 8501960), (1160, 6801568), (1247, 6327040), (1280, 6163921), (1376, 5733880), (1720, 4587104), (1856, 4250980), (2320, 3400784), (2494, 3163520), (2752, 2866940), (3440, 2293552), (3712, 2125490), (4640, 1700392), (4943, 1596160), (4988, 1581760), (5504, 1433470), (6235, 1265408), (6880, 1146776), (7424, 1062745), (9280, 850196), (9886, 798080), (9976, 790880), (11008, 716735), (12470, 632704), (13760, 573388), (18560, 425098), (19772, 399040), (19952, 395440), (24715, 319232), (24940, 316352), (27520, 286694), (37120, 212549), (39544, 199520), (39904, 197720), (49430, 159616), (49880, 158176), (55040, 143347), (79088, 99760), (79808, 98860)]