289882880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{32353}}^1$

素因数の和:32381

約数の個数: 72

約数和(自身を含む): 793578912

約数和(自身を除く): 503696032

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, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 32353, 64706, 129412, 161765, 226471, 258824, 323530, 452942, 517648, 647060, 905884, 1035296, 1132355, 1294120, 1811768, 2070592, 2264710, 2588240, 3623536, 4141184, 4529420, 5176480, 7247072, 8282368, 9058840, 10352960, 14494144, 18117680, 20705920, 28988288, 36235360, 41411840, 57976576, 72470720, 144941440, 289882880]

約数ペア:

[(1, 289882880), (2, 144941440), (4, 72470720), (5, 57976576), (7, 41411840), (8, 36235360), (10, 28988288), (14, 20705920), (16, 18117680), (20, 14494144), (28, 10352960), (32, 9058840), (35, 8282368), (40, 7247072), (56, 5176480), (64, 4529420), (70, 4141184), (80, 3623536), (112, 2588240), (128, 2264710), (140, 2070592), (160, 1811768), (224, 1294120), (256, 1132355), (280, 1035296), (320, 905884), (448, 647060), (560, 517648), (640, 452942), (896, 323530), (1120, 258824), (1280, 226471), (1792, 161765), (2240, 129412), (4480, 64706), (8960, 32353)]