181761930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1097}}^1$

素因数の和:1380

約数の個数: 96

約数和(自身を含む): 542640384

約数和(自身を除く): 360878454

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 263, 315, 526, 630, 789, 1097, 1315, 1578, 1841, 2194, 2367, 2630, 3291, 3682, 3945, 4734, 5485, 5523, 6582, 7679, 7890, 9205, 9873, 10970, 11046, 11835, 15358, 16455, 16569, 18410, 19746, 23037, 23670, 27615, 32910, 33138, 38395, 46074, 49365, 55230, 69111, 76790, 82845, 98730, 115185, 138222, 165690, 230370, 288511, 345555, 577022, 691110, 865533, 1442555, 1731066, 2019577, 2596599, 2885110, 4039154, 4327665, 5193198, 6058731, 8655330, 10097885, 12117462, 12982995, 18176193, 20195770, 25965990, 30293655, 36352386, 60587310, 90880965, 181761930]

約数ペア:

[(1, 181761930), (2, 90880965), (3, 60587310), (5, 36352386), (6, 30293655), (7, 25965990), (9, 20195770), (10, 18176193), (14, 12982995), (15, 12117462), (18, 10097885), (21, 8655330), (30, 6058731), (35, 5193198), (42, 4327665), (45, 4039154), (63, 2885110), (70, 2596599), (90, 2019577), (105, 1731066), (126, 1442555), (210, 865533), (263, 691110), (315, 577022), (526, 345555), (630, 288511), (789, 230370), (1097, 165690), (1315, 138222), (1578, 115185), (1841, 98730), (2194, 82845), (2367, 76790), (2630, 69111), (3291, 55230), (3682, 49365), (3945, 46074), (4734, 38395), (5485, 33138), (5523, 32910), (6582, 27615), (7679, 23670), (7890, 23037), (9205, 19746), (9873, 18410), (10970, 16569), (11046, 16455), (11835, 15358)]