138480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{577}}^1$

素因数の和:593

約数の個数: 40

約数和(自身を含む): 430032

約数和(自身を除く): 291552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 577, 1154, 1731, 2308, 2885, 3462, 4616, 5770, 6924, 8655, 9232, 11540, 13848, 17310, 23080, 27696, 34620, 46160, 69240, 138480]

約数ペア:

[(1, 138480), (2, 69240), (3, 46160), (4, 34620), (5, 27696), (6, 23080), (8, 17310), (10, 13848), (12, 11540), (15, 9232), (16, 8655), (20, 6924), (24, 5770), (30, 4616), (40, 3462), (48, 2885), (60, 2308), (80, 1731), (120, 1154), (240, 577)]