121761280

素因数分解:

$2^9\times 5^1\times {\mathrm{47563}}^1$

素因数の和:47586

約数の個数: 40

約数和(自身を含む): 291947832

約数和(自身を除く): 170186552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 47563, 95126, 190252, 237815, 380504, 475630, 761008, 951260, 1522016, 1902520, 3044032, 3805040, 6088064, 7610080, 12176128, 15220160, 24352256, 30440320, 60880640, 121761280]

約数ペア:

[(1, 121761280), (2, 60880640), (4, 30440320), (5, 24352256), (8, 15220160), (10, 12176128), (16, 7610080), (20, 6088064), (32, 3805040), (40, 3044032), (64, 1902520), (80, 1522016), (128, 951260), (160, 761008), (256, 475630), (320, 380504), (512, 237815), (640, 190252), (1280, 95126), (2560, 47563)]