280331590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1498

約数の個数: 96

約数和(自身を含む): 661893120

約数和(自身を除く): 381561530

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 110, 115, 121, 154, 161, 230, 242, 253, 322, 385, 506, 605, 770, 805, 847, 1210, 1265, 1439, 1610, 1694, 1771, 2530, 2783, 2878, 3542, 4235, 5566, 7195, 8470, 8855, 10073, 13915, 14390, 15829, 17710, 19481, 20146, 27830, 31658, 33097, 38962, 50365, 66194, 79145, 97405, 100730, 110803, 158290, 165485, 174119, 194810, 221606, 231679, 330970, 348238, 364067, 463358, 554015, 728134, 870595, 1108030, 1158395, 1218833, 1741190, 1820335, 2316790, 2437666, 2548469, 3640670, 4004737, 5096938, 6094165, 8009474, 12188330, 12742345, 20023685, 25484690, 28033159, 40047370, 56066318, 140165795, 280331590]

約数ペア:

[(1, 280331590), (2, 140165795), (5, 56066318), (7, 40047370), (10, 28033159), (11, 25484690), (14, 20023685), (22, 12742345), (23, 12188330), (35, 8009474), (46, 6094165), (55, 5096938), (70, 4004737), (77, 3640670), (110, 2548469), (115, 2437666), (121, 2316790), (154, 1820335), (161, 1741190), (230, 1218833), (242, 1158395), (253, 1108030), (322, 870595), (385, 728134), (506, 554015), (605, 463358), (770, 364067), (805, 348238), (847, 330970), (1210, 231679), (1265, 221606), (1439, 194810), (1610, 174119), (1694, 165485), (1771, 158290), (2530, 110803), (2783, 100730), (2878, 97405), (3542, 79145), (4235, 66194), (5566, 50365), (7195, 38962), (8470, 33097), (8855, 31658), (10073, 27830), (13915, 20146), (14390, 19481), (15829, 17710)]