264147280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2477}}^1$

素因数の和:2564

約数の個数: 80

約数和(自身を含む): 648958464

約数和(自身を除く): 384811184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 1240, 1333, 1720, 2477, 2480, 2666, 3440, 4954, 5332, 6665, 9908, 10664, 12385, 13330, 19816, 21328, 24770, 26660, 39632, 49540, 53320, 76787, 99080, 106511, 106640, 153574, 198160, 213022, 307148, 383935, 426044, 532555, 614296, 767870, 852088, 1065110, 1228592, 1535740, 1704176, 2130220, 3071480, 3301841, 4260440, 6142960, 6603682, 8520880, 13207364, 16509205, 26414728, 33018410, 52829456, 66036820, 132073640, 264147280]

約数ペア:

[(1, 264147280), (2, 132073640), (4, 66036820), (5, 52829456), (8, 33018410), (10, 26414728), (16, 16509205), (20, 13207364), (31, 8520880), (40, 6603682), (43, 6142960), (62, 4260440), (80, 3301841), (86, 3071480), (124, 2130220), (155, 1704176), (172, 1535740), (215, 1228592), (248, 1065110), (310, 852088), (344, 767870), (430, 614296), (496, 532555), (620, 426044), (688, 383935), (860, 307148), (1240, 213022), (1333, 198160), (1720, 153574), (2477, 106640), (2480, 106511), (2666, 99080), (3440, 76787), (4954, 53320), (5332, 49540), (6665, 39632), (9908, 26660), (10664, 24770), (12385, 21328), (13330, 19816)]