80624340

素因数分解:

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

素因数の和:1781

約数の個数: 72

約数和(自身を含む): 245525280

約数和(自身を除く): 164900940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 307, 614, 921, 1228, 1459, 1535, 1842, 2763, 2918, 3070, 3684, 4377, 4605, 5526, 5836, 6140, 7295, 8754, 9210, 11052, 13131, 13815, 14590, 17508, 18420, 21885, 26262, 27630, 29180, 43770, 52524, 55260, 65655, 87540, 131310, 262620, 447913, 895826, 1343739, 1791652, 2239565, 2687478, 4031217, 4479130, 5374956, 6718695, 8062434, 8958260, 13437390, 16124868, 20156085, 26874780, 40312170, 80624340]

約数ペア:

[(1, 80624340), (2, 40312170), (3, 26874780), (4, 20156085), (5, 16124868), (6, 13437390), (9, 8958260), (10, 8062434), (12, 6718695), (15, 5374956), (18, 4479130), (20, 4031217), (30, 2687478), (36, 2239565), (45, 1791652), (60, 1343739), (90, 895826), (180, 447913), (307, 262620), (614, 131310), (921, 87540), (1228, 65655), (1459, 55260), (1535, 52524), (1842, 43770), (2763, 29180), (2918, 27630), (3070, 26262), (3684, 21885), (4377, 18420), (4605, 17508), (5526, 14590), (5836, 13815), (6140, 13131), (7295, 11052), (8754, 9210)]