308702960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{124477}}^1$

素因数の和:124521

約数の個数: 40

約数和(自身を含む): 740893056

約数和(自身を除く): 432190096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 124477, 248954, 497908, 622385, 995816, 1244770, 1991632, 2489540, 3858787, 4979080, 7717574, 9958160, 15435148, 19293935, 30870296, 38587870, 61740592, 77175740, 154351480, 308702960]

約数ペア:

[(1, 308702960), (2, 154351480), (4, 77175740), (5, 61740592), (8, 38587870), (10, 30870296), (16, 19293935), (20, 15435148), (31, 9958160), (40, 7717574), (62, 4979080), (80, 3858787), (124, 2489540), (155, 1991632), (248, 1244770), (310, 995816), (496, 622385), (620, 497908), (1240, 248954), (2480, 124477)]