128998944

素因数分解:

$2^5\times 3^2\times {\mathrm{307}}^1\times {\mathrm{1459}}^1$

素因数の和:1782

約数の個数: 72

約数和(自身を含む): 368287920

約数和(自身を除く): 239288976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 307, 614, 921, 1228, 1459, 1842, 2456, 2763, 2918, 3684, 4377, 4912, 5526, 5836, 7368, 8754, 9824, 11052, 11672, 13131, 14736, 17508, 22104, 23344, 26262, 29472, 35016, 44208, 46688, 52524, 70032, 88416, 105048, 140064, 210096, 420192, 447913, 895826, 1343739, 1791652, 2687478, 3583304, 4031217, 5374956, 7166608, 8062434, 10749912, 14333216, 16124868, 21499824, 32249736, 42999648, 64499472, 128998944]

約数ペア:

[(1, 128998944), (2, 64499472), (3, 42999648), (4, 32249736), (6, 21499824), (8, 16124868), (9, 14333216), (12, 10749912), (16, 8062434), (18, 7166608), (24, 5374956), (32, 4031217), (36, 3583304), (48, 2687478), (72, 1791652), (96, 1343739), (144, 895826), (288, 447913), (307, 420192), (614, 210096), (921, 140064), (1228, 105048), (1459, 88416), (1842, 70032), (2456, 52524), (2763, 46688), (2918, 44208), (3684, 35016), (4377, 29472), (4912, 26262), (5526, 23344), (5836, 22104), (7368, 17508), (8754, 14736), (9824, 13131), (11052, 11672)]