1680821295

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 2856522240

約数和(自身を除く): 1175700945

約数列:

[1, 3, 5, 15, 29, 67, 87, 101, 145, 201, 303, 335, 435, 505, 571, 1005, 1515, 1713, 1943, 2855, 2929, 5829, 6767, 8565, 8787, 9715, 14645, 16559, 20301, 29145, 33835, 38257, 43935, 49677, 57671, 82795, 101505, 114771, 173013, 191285, 196243, 248385, 288355, 573855, 588729, 865065, 981215, 1109453, 1672459, 2943645, 3328359, 3863957, 5017377, 5547265, 8362295, 11591871, 16641795, 19319785, 25086885, 57959355, 112054753, 336164259, 560273765, 1680821295]

約数ペア:

[(1, 1680821295), (3, 560273765), (5, 336164259), (15, 112054753), (29, 57959355), (67, 25086885), (87, 19319785), (101, 16641795), (145, 11591871), (201, 8362295), (303, 5547265), (335, 5017377), (435, 3863957), (505, 3328359), (571, 2943645), (1005, 1672459), (1515, 1109453), (1713, 981215), (1943, 865065), (2855, 588729), (2929, 573855), (5829, 288355), (6767, 248385), (8565, 196243), (8787, 191285), (9715, 173013), (14645, 114771), (16559, 101505), (20301, 82795), (29145, 57671), (33835, 49677), (38257, 43935)]