81873216

素因数分解:

$2^6\times 3^2\times {\mathrm{307}}^1\times {\mathrm{463}}^1$

素因数の和:788

約数の個数: 84

約数和(自身を含む): 235947712

約数和(自身を除く): 154074496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 307, 463, 576, 614, 921, 926, 1228, 1389, 1842, 1852, 2456, 2763, 2778, 3684, 3704, 4167, 4912, 5526, 5556, 7368, 7408, 8334, 9824, 11052, 11112, 14736, 14816, 16668, 19648, 22104, 22224, 29472, 29632, 33336, 44208, 44448, 58944, 66672, 88416, 88896, 133344, 142141, 176832, 266688, 284282, 426423, 568564, 852846, 1137128, 1279269, 1705692, 2274256, 2558538, 3411384, 4548512, 5117076, 6822768, 9097024, 10234152, 13645536, 20468304, 27291072, 40936608, 81873216]

約数ペア:

[(1, 81873216), (2, 40936608), (3, 27291072), (4, 20468304), (6, 13645536), (8, 10234152), (9, 9097024), (12, 6822768), (16, 5117076), (18, 4548512), (24, 3411384), (32, 2558538), (36, 2274256), (48, 1705692), (64, 1279269), (72, 1137128), (96, 852846), (144, 568564), (192, 426423), (288, 284282), (307, 266688), (463, 176832), (576, 142141), (614, 133344), (921, 88896), (926, 88416), (1228, 66672), (1389, 58944), (1842, 44448), (1852, 44208), (2456, 33336), (2763, 29632), (2778, 29472), (3684, 22224), (3704, 22104), (4167, 19648), (4912, 16668), (5526, 14816), (5556, 14736), (7368, 11112), (7408, 11052), (8334, 9824)]