2148670720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{239807}}^1$

素因数の和:239835

約数の個数: 72

約数和(自身を含む): 5882010624

約数和(自身を除く): 3733339904

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, 239807, 479614, 959228, 1199035, 1678649, 1918456, 2398070, 3357298, 3836912, 4796140, 6714596, 7673824, 8393245, 9592280, 13429192, 15347648, 16786490, 19184560, 26858384, 30695296, 33572980, 38369120, 53716768, 61390592, 67145960, 76738240, 107433536, 134291920, 153476480, 214867072, 268583840, 306952960, 429734144, 537167680, 1074335360, 2148670720]

約数ペア:

[(1, 2148670720), (2, 1074335360), (4, 537167680), (5, 429734144), (7, 306952960), (8, 268583840), (10, 214867072), (14, 153476480), (16, 134291920), (20, 107433536), (28, 76738240), (32, 67145960), (35, 61390592), (40, 53716768), (56, 38369120), (64, 33572980), (70, 30695296), (80, 26858384), (112, 19184560), (128, 16786490), (140, 15347648), (160, 13429192), (224, 9592280), (256, 8393245), (280, 7673824), (320, 6714596), (448, 4796140), (560, 3836912), (640, 3357298), (896, 2398070), (1120, 1918456), (1280, 1678649), (1792, 1199035), (2240, 959228), (4480, 479614), (8960, 239807)]