317690240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{70913}}^1$

素因数の和:70939

約数の個数: 64

約数和(自身を含む): 867987360

約数和(自身を除く): 550297120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 70913, 141826, 283652, 354565, 496391, 567304, 709130, 992782, 1134608, 1418260, 1985564, 2269216, 2481955, 2836520, 3971128, 4538432, 4963910, 5673040, 7942256, 9076864, 9927820, 11346080, 15884512, 19855640, 22692160, 31769024, 39711280, 45384320, 63538048, 79422560, 158845120, 317690240]

約数ペア:

[(1, 317690240), (2, 158845120), (4, 79422560), (5, 63538048), (7, 45384320), (8, 39711280), (10, 31769024), (14, 22692160), (16, 19855640), (20, 15884512), (28, 11346080), (32, 9927820), (35, 9076864), (40, 7942256), (56, 5673040), (64, 4963910), (70, 4538432), (80, 3971128), (112, 2836520), (128, 2481955), (140, 2269216), (160, 1985564), (224, 1418260), (280, 1134608), (320, 992782), (448, 709130), (560, 567304), (640, 496391), (896, 354565), (1120, 283652), (2240, 141826), (4480, 70913)]