156660680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{769}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 385862400

約数和(自身を除く): 229201720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 463, 769, 926, 1538, 1852, 2315, 3076, 3704, 3845, 4630, 5093, 6152, 7690, 8459, 9260, 10186, 15380, 16918, 18520, 20372, 25465, 30760, 33836, 40744, 42295, 50930, 67672, 84590, 101860, 169180, 203720, 338360, 356047, 712094, 1424188, 1780235, 2848376, 3560470, 3916517, 7120940, 7833034, 14241880, 15666068, 19582585, 31332136, 39165170, 78330340, 156660680]

約数ペア:

[(1, 156660680), (2, 78330340), (4, 39165170), (5, 31332136), (8, 19582585), (10, 15666068), (11, 14241880), (20, 7833034), (22, 7120940), (40, 3916517), (44, 3560470), (55, 2848376), (88, 1780235), (110, 1424188), (220, 712094), (440, 356047), (463, 338360), (769, 203720), (926, 169180), (1538, 101860), (1852, 84590), (2315, 67672), (3076, 50930), (3704, 42295), (3845, 40744), (4630, 33836), (5093, 30760), (6152, 25465), (7690, 20372), (8459, 18520), (9260, 16918), (10186, 15380)]