215828030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2791}}^1$

素因数の和:2865

約数の個数: 64

約数和(自身を含む): 458334720

約数和(自身を除く): 242506690

約数列:

[1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 74, 95, 110, 185, 190, 209, 370, 407, 418, 703, 814, 1045, 1406, 2035, 2090, 2791, 3515, 4070, 5582, 7030, 7733, 13955, 15466, 27910, 30701, 38665, 53029, 61402, 77330, 103267, 106058, 153505, 206534, 265145, 307010, 516335, 530290, 583319, 1032670, 1135937, 1166638, 1962073, 2271874, 2916595, 3924146, 5679685, 5833190, 9810365, 11359370, 19620730, 21582803, 43165606, 107914015, 215828030]

約数ペア:

[(1, 215828030), (2, 107914015), (5, 43165606), (10, 21582803), (11, 19620730), (19, 11359370), (22, 9810365), (37, 5833190), (38, 5679685), (55, 3924146), (74, 2916595), (95, 2271874), (110, 1962073), (185, 1166638), (190, 1135937), (209, 1032670), (370, 583319), (407, 530290), (418, 516335), (703, 307010), (814, 265145), (1045, 206534), (1406, 153505), (2035, 106058), (2090, 103267), (2791, 77330), (3515, 61402), (4070, 53029), (5582, 38665), (7030, 30701), (7733, 27910), (13955, 15466)]