248643888

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{673}}^1$

素因数の和:906

約数の個数: 80

約数和(自身を含む): 661921920

約数和(自身を除く): 413278032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 179, 258, 344, 358, 516, 537, 673, 688, 716, 1032, 1074, 1346, 1432, 2019, 2064, 2148, 2692, 2864, 4038, 4296, 5384, 7697, 8076, 8592, 10768, 15394, 16152, 23091, 28939, 30788, 32304, 46182, 57878, 61576, 86817, 92364, 115756, 120467, 123152, 173634, 184728, 231512, 240934, 347268, 361401, 369456, 463024, 481868, 694536, 722802, 963736, 1389072, 1445604, 1927472, 2891208, 5180081, 5782416, 10360162, 15540243, 20720324, 31080486, 41440648, 62160972, 82881296, 124321944, 248643888]

約数ペア:

[(1, 248643888), (2, 124321944), (3, 82881296), (4, 62160972), (6, 41440648), (8, 31080486), (12, 20720324), (16, 15540243), (24, 10360162), (43, 5782416), (48, 5180081), (86, 2891208), (129, 1927472), (172, 1445604), (179, 1389072), (258, 963736), (344, 722802), (358, 694536), (516, 481868), (537, 463024), (673, 369456), (688, 361401), (716, 347268), (1032, 240934), (1074, 231512), (1346, 184728), (1432, 173634), (2019, 123152), (2064, 120467), (2148, 115756), (2692, 92364), (2864, 86817), (4038, 61576), (4296, 57878), (5384, 46182), (7697, 32304), (8076, 30788), (8592, 28939), (10768, 23091), (15394, 16152)]