787758660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{336649}}^1$

素因数の和:336677

約数の個数: 72

約数和(自身を含む): 2573352600

約数和(自身を除く): 1785593940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 336649, 673298, 1009947, 1346596, 1683245, 2019894, 3029841, 3366490, 4039788, 4376437, 5049735, 6059682, 6732980, 8752874, 10099470, 12119364, 13129311, 15149205, 17505748, 20198940, 21882185, 26258622, 30298410, 39387933, 43764370, 52517244, 60596820, 65646555, 78775866, 87528740, 131293110, 157551732, 196939665, 262586220, 393879330, 787758660]

約数ペア:

[(1, 787758660), (2, 393879330), (3, 262586220), (4, 196939665), (5, 157551732), (6, 131293110), (9, 87528740), (10, 78775866), (12, 65646555), (13, 60596820), (15, 52517244), (18, 43764370), (20, 39387933), (26, 30298410), (30, 26258622), (36, 21882185), (39, 20198940), (45, 17505748), (52, 15149205), (60, 13129311), (65, 12119364), (78, 10099470), (90, 8752874), (117, 6732980), (130, 6059682), (156, 5049735), (180, 4376437), (195, 4039788), (234, 3366490), (260, 3029841), (390, 2019894), (468, 1683245), (585, 1346596), (780, 1009947), (1170, 673298), (2340, 336649)]