290377260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{16631}}^1$

素因数の和:16743

約数の個数: 72

約数和(自身を含む): 889945056

約数和(自身を除く): 599567796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 16631, 17460, 33262, 49893, 66524, 83155, 99786, 149679, 166310, 199572, 249465, 299358, 332620, 498930, 598716, 748395, 997860, 1496790, 1613207, 2993580, 3226414, 4839621, 6452828, 8066035, 9679242, 14518863, 16132070, 19358484, 24198105, 29037726, 32264140, 48396210, 58075452, 72594315, 96792420, 145188630, 290377260]

約数ペア:

[(1, 290377260), (2, 145188630), (3, 96792420), (4, 72594315), (5, 58075452), (6, 48396210), (9, 32264140), (10, 29037726), (12, 24198105), (15, 19358484), (18, 16132070), (20, 14518863), (30, 9679242), (36, 8066035), (45, 6452828), (60, 4839621), (90, 3226414), (97, 2993580), (180, 1613207), (194, 1496790), (291, 997860), (388, 748395), (485, 598716), (582, 498930), (873, 332620), (970, 299358), (1164, 249465), (1455, 199572), (1746, 166310), (1940, 149679), (2910, 99786), (3492, 83155), (4365, 66524), (5820, 49893), (8730, 33262), (16631, 17460)]