240804915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{4273}}^1$

素因数の和:4328

約数の個数: 48

約数和(自身を含む): 440871648

約数和(自身を除く): 200066733

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 289, 663, 867, 1105, 1445, 3315, 3757, 4273, 4335, 11271, 12819, 18785, 21365, 55549, 56355, 64095, 72641, 166647, 217923, 277745, 363205, 833235, 944333, 1089615, 1234897, 2832999, 3704691, 4721665, 6174485, 14164995, 16053661, 18523455, 48160983, 80268305, 240804915]

約数ペア:

[(1, 240804915), (3, 80268305), (5, 48160983), (13, 18523455), (15, 16053661), (17, 14164995), (39, 6174485), (51, 4721665), (65, 3704691), (85, 2832999), (195, 1234897), (221, 1089615), (255, 944333), (289, 833235), (663, 363205), (867, 277745), (1105, 217923), (1445, 166647), (3315, 72641), (3757, 64095), (4273, 56355), (4335, 55549), (11271, 21365), (12819, 18785)]