219790974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3449}}^1$

素因数の和:3529

約数の個数: 64

約数和(自身を含む): 510048000

約数和(自身を除く): 290257026

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 43, 57, 78, 86, 114, 129, 247, 258, 494, 559, 741, 817, 1118, 1482, 1634, 1677, 2451, 3354, 3449, 4902, 6898, 10347, 10621, 20694, 21242, 31863, 44837, 63726, 65531, 89674, 131062, 134511, 148307, 196593, 269022, 296614, 393186, 444921, 851903, 889842, 1703806, 1927991, 2555709, 2817833, 3855982, 5111418, 5635666, 5783973, 8453499, 11567946, 16906998, 36631829, 73263658, 109895487, 219790974]

約数ペア:

[(1, 219790974), (2, 109895487), (3, 73263658), (6, 36631829), (13, 16906998), (19, 11567946), (26, 8453499), (38, 5783973), (39, 5635666), (43, 5111418), (57, 3855982), (78, 2817833), (86, 2555709), (114, 1927991), (129, 1703806), (247, 889842), (258, 851903), (494, 444921), (559, 393186), (741, 296614), (817, 269022), (1118, 196593), (1482, 148307), (1634, 134511), (1677, 131062), (2451, 89674), (3354, 65531), (3449, 63726), (4902, 44837), (6898, 31863), (10347, 21242), (10621, 20694)]