2156888640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{54799}}^1$

素因数の和:54860

約数の個数: 112

約数和(自身を含む): 7015276800

約数和(自身を除く): 4858388160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3280, 3936, 4920, 6560, 7872, 9840, 13120, 19680, 39360, 54799, 109598, 164397, 219196, 273995, 328794, 438392, 547990, 657588, 821985, 876784, 1095980, 1315176, 1643970, 1753568, 2191960, 2246759, 2630352, 3287940, 3507136, 4383920, 4493518, 5260704, 6575880, 6740277, 8767840, 8987036, 10521408, 11233795, 13151760, 13480554, 17535680, 17974072, 22467590, 26303520, 26961108, 33701385, 35948144, 44935180, 52607040, 53922216, 67402770, 71896288, 89870360, 107844432, 134805540, 143792576, 179740720, 215688864, 269611080, 359481440, 431377728, 539222160, 718962880, 1078444320, 2156888640]

約数ペア:

[(1, 2156888640), (2, 1078444320), (3, 718962880), (4, 539222160), (5, 431377728), (6, 359481440), (8, 269611080), (10, 215688864), (12, 179740720), (15, 143792576), (16, 134805540), (20, 107844432), (24, 89870360), (30, 71896288), (32, 67402770), (40, 53922216), (41, 52607040), (48, 44935180), (60, 35948144), (64, 33701385), (80, 26961108), (82, 26303520), (96, 22467590), (120, 17974072), (123, 17535680), (160, 13480554), (164, 13151760), (192, 11233795), (205, 10521408), (240, 8987036), (246, 8767840), (320, 6740277), (328, 6575880), (410, 5260704), (480, 4493518), (492, 4383920), (615, 3507136), (656, 3287940), (820, 2630352), (960, 2246759), (984, 2191960), (1230, 1753568), (1312, 1643970), (1640, 1315176), (1968, 1095980), (2460, 876784), (2624, 821985), (3280, 657588), (3936, 547990), (4920, 438392), (6560, 328794), (7872, 273995), (9840, 219196), (13120, 164397), (19680, 109598), (39360, 54799)]