31130640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43237}}^1$

素因数の和:43256

約数の個数: 60

約数和(自身を含む): 104549484

約数和(自身を除く): 73418844

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 43237, 86474, 129711, 172948, 216185, 259422, 345896, 389133, 432370, 518844, 648555, 691792, 778266, 864740, 1037688, 1297110, 1556532, 1729480, 1945665, 2075376, 2594220, 3113064, 3458960, 3891330, 5188440, 6226128, 7782660, 10376880, 15565320, 31130640]

約数ペア:

[(1, 31130640), (2, 15565320), (3, 10376880), (4, 7782660), (5, 6226128), (6, 5188440), (8, 3891330), (9, 3458960), (10, 3113064), (12, 2594220), (15, 2075376), (16, 1945665), (18, 1729480), (20, 1556532), (24, 1297110), (30, 1037688), (36, 864740), (40, 778266), (45, 691792), (48, 648555), (60, 518844), (72, 432370), (80, 389133), (90, 345896), (120, 259422), (144, 216185), (180, 172948), (240, 129711), (360, 86474), (720, 43237)]