155170305

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8819}}^1$

素因数の和:8870

約数の個数: 48

約数和(自身を含む): 297198720

約数和(自身を除く): 142028415

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 765, 1035, 1173, 1955, 3519, 5865, 8819, 17595, 26457, 44095, 79371, 132285, 149923, 202837, 396855, 449769, 608511, 749615, 1014185, 1349307, 1825533, 2248845, 3042555, 3448229, 6746535, 9127665, 10344687, 17241145, 31034061, 51723435, 155170305]

約数ペア:

[(1, 155170305), (3, 51723435), (5, 31034061), (9, 17241145), (15, 10344687), (17, 9127665), (23, 6746535), (45, 3448229), (51, 3042555), (69, 2248845), (85, 1825533), (115, 1349307), (153, 1014185), (207, 749615), (255, 608511), (345, 449769), (391, 396855), (765, 202837), (1035, 149923), (1173, 132285), (1955, 79371), (3519, 44095), (5865, 26457), (8819, 17595)]