2780452068

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^2$

素因数の和:1193

約数の個数: 72

約数和(自身を含む): 7041611808

約数和(自身を除く): 4261159740

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 516, 563, 731, 1126, 1462, 1689, 2193, 2252, 2924, 3378, 4386, 6756, 8772, 9571, 19142, 24209, 28713, 38284, 48418, 57426, 72627, 96836, 114852, 145254, 290508, 316969, 411553, 633938, 823106, 950907, 1234659, 1267876, 1646212, 1901814, 2469318, 3803628, 4938636, 5388473, 10776946, 13629667, 16165419, 21553892, 27259334, 32330838, 40889001, 54518668, 64661676, 81778002, 163556004, 231704339, 463408678, 695113017, 926817356, 1390226034, 2780452068]

約数ペア:

[(1, 2780452068), (2, 1390226034), (3, 926817356), (4, 695113017), (6, 463408678), (12, 231704339), (17, 163556004), (34, 81778002), (43, 64661676), (51, 54518668), (68, 40889001), (86, 32330838), (102, 27259334), (129, 21553892), (172, 16165419), (204, 13629667), (258, 10776946), (516, 5388473), (563, 4938636), (731, 3803628), (1126, 2469318), (1462, 1901814), (1689, 1646212), (2193, 1267876), (2252, 1234659), (2924, 950907), (3378, 823106), (4386, 633938), (6756, 411553), (8772, 316969), (9571, 290508), (19142, 145254), (24209, 114852), (28713, 96836), (38284, 72627), (48418, 57426)]