240145280

素因数分解:

$2^7\times 5^1\times {\mathrm{375227}}^1$

素因数の和:375246

約数の個数: 32

約数和(自身を含む): 574098840

約数和(自身を除く): 333953560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 375227, 750454, 1500908, 1876135, 3001816, 3752270, 6003632, 7504540, 12007264, 15009080, 24014528, 30018160, 48029056, 60036320, 120072640, 240145280]

約数ペア:

[(1, 240145280), (2, 120072640), (4, 60036320), (5, 48029056), (8, 30018160), (10, 24014528), (16, 15009080), (20, 12007264), (32, 7504540), (40, 6003632), (64, 3752270), (80, 3001816), (128, 1876135), (160, 1500908), (320, 750454), (640, 375227)]