317156960

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{7537}}^1$

素因数の和:7815

約数の個数: 48

約数和(自身を含む): 752232096

約数和(自身を除く): 435075136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 7537, 8416, 10520, 15074, 21040, 30148, 37685, 42080, 60296, 75370, 120592, 150740, 241184, 301480, 602960, 1205920, 1982231, 3964462, 7928924, 9911155, 15857848, 19822310, 31715696, 39644620, 63431392, 79289240, 158578480, 317156960]

約数ペア:

[(1, 317156960), (2, 158578480), (4, 79289240), (5, 63431392), (8, 39644620), (10, 31715696), (16, 19822310), (20, 15857848), (32, 9911155), (40, 7928924), (80, 3964462), (160, 1982231), (263, 1205920), (526, 602960), (1052, 301480), (1315, 241184), (2104, 150740), (2630, 120592), (4208, 75370), (5260, 60296), (7537, 42080), (8416, 37685), (10520, 30148), (15074, 21040)]