197347984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 426004480

約数和(自身を除く): 228656496

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 43, 62, 76, 86, 124, 152, 172, 248, 304, 344, 487, 496, 589, 688, 817, 974, 1178, 1333, 1634, 1948, 2356, 2666, 3268, 3896, 4712, 5332, 6536, 7792, 9253, 9424, 10664, 13072, 15097, 18506, 20941, 21328, 25327, 30194, 37012, 41882, 50654, 60388, 74024, 83764, 101308, 120776, 148048, 167528, 202616, 241552, 286843, 335056, 397879, 405232, 573686, 649171, 795758, 1147372, 1298342, 1591516, 2294744, 2596684, 3183032, 4589488, 5193368, 6366064, 10386736, 12334249, 24668498, 49336996, 98673992, 197347984]

約数ペア:

[(1, 197347984), (2, 98673992), (4, 49336996), (8, 24668498), (16, 12334249), (19, 10386736), (31, 6366064), (38, 5193368), (43, 4589488), (62, 3183032), (76, 2596684), (86, 2294744), (124, 1591516), (152, 1298342), (172, 1147372), (248, 795758), (304, 649171), (344, 573686), (487, 405232), (496, 397879), (589, 335056), (688, 286843), (817, 241552), (974, 202616), (1178, 167528), (1333, 148048), (1634, 120776), (1948, 101308), (2356, 83764), (2666, 74024), (3268, 60388), (3896, 50654), (4712, 41882), (5332, 37012), (6536, 30194), (7792, 25327), (9253, 21328), (9424, 20941), (10664, 18506), (13072, 15097)]