69728000

素因数分解:

$2^8\times 5^3\times {\mathrm{2179}}^1$

素因数の和:2210

約数の個数: 72

約数和(自身を含む): 173780880

約数和(自身を除く): 104052880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1600, 2000, 2179, 3200, 4000, 4358, 6400, 8000, 8716, 10895, 16000, 17432, 21790, 32000, 34864, 43580, 54475, 69728, 87160, 108950, 139456, 174320, 217900, 272375, 278912, 348640, 435800, 544750, 557824, 697280, 871600, 1089500, 1394560, 1743200, 2179000, 2789120, 3486400, 4358000, 6972800, 8716000, 13945600, 17432000, 34864000, 69728000]

約数ペア:

[(1, 69728000), (2, 34864000), (4, 17432000), (5, 13945600), (8, 8716000), (10, 6972800), (16, 4358000), (20, 3486400), (25, 2789120), (32, 2179000), (40, 1743200), (50, 1394560), (64, 1089500), (80, 871600), (100, 697280), (125, 557824), (128, 544750), (160, 435800), (200, 348640), (250, 278912), (256, 272375), (320, 217900), (400, 174320), (500, 139456), (640, 108950), (800, 87160), (1000, 69728), (1280, 54475), (1600, 43580), (2000, 34864), (2179, 32000), (3200, 21790), (4000, 17432), (4358, 16000), (6400, 10895), (8000, 8716)]