7200840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2609}}^1$

素因数の和:2646

約数の個数: 64

約数和(自身を含む): 22550400

約数和(自身を除く): 15349560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2609, 2760, 5218, 7827, 10436, 13045, 15654, 20872, 26090, 31308, 39135, 52180, 60007, 62616, 78270, 104360, 120014, 156540, 180021, 240028, 300035, 313080, 360042, 480056, 600070, 720084, 900105, 1200140, 1440168, 1800210, 2400280, 3600420, 7200840]

約数ペア:

[(1, 7200840), (2, 3600420), (3, 2400280), (4, 1800210), (5, 1440168), (6, 1200140), (8, 900105), (10, 720084), (12, 600070), (15, 480056), (20, 360042), (23, 313080), (24, 300035), (30, 240028), (40, 180021), (46, 156540), (60, 120014), (69, 104360), (92, 78270), (115, 62616), (120, 60007), (138, 52180), (184, 39135), (230, 31308), (276, 26090), (345, 20872), (460, 15654), (552, 13045), (690, 10436), (920, 7827), (1380, 5218), (2609, 2760)]