71763440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{18307}}^1$

素因数の和:18334

約数の個数: 60

約数和(自身を含む): 194101416

約数和(自身を除く): 122337976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 18307, 36614, 73228, 91535, 128149, 146456, 183070, 256298, 292912, 366140, 512596, 640745, 732280, 897043, 1025192, 1281490, 1464560, 1794086, 2050384, 2562980, 3588172, 4485215, 5125960, 7176344, 8970430, 10251920, 14352688, 17940860, 35881720, 71763440]

約数ペア:

[(1, 71763440), (2, 35881720), (4, 17940860), (5, 14352688), (7, 10251920), (8, 8970430), (10, 7176344), (14, 5125960), (16, 4485215), (20, 3588172), (28, 2562980), (35, 2050384), (40, 1794086), (49, 1464560), (56, 1281490), (70, 1025192), (80, 897043), (98, 732280), (112, 640745), (140, 512596), (196, 366140), (245, 292912), (280, 256298), (392, 183070), (490, 146456), (560, 128149), (784, 91535), (980, 73228), (1960, 36614), (3920, 18307)]