667879996

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 1445068800

約数和(自身を除く): 777188804

約数列:

[1, 2, 4, 7, 14, 28, 31, 41, 49, 62, 82, 98, 124, 164, 196, 217, 287, 343, 383, 434, 574, 686, 766, 868, 1148, 1271, 1372, 1519, 1532, 2009, 2542, 2681, 3038, 4018, 5084, 5362, 6076, 8036, 8897, 10633, 10724, 11873, 14063, 15703, 17794, 18767, 21266, 23746, 28126, 31406, 35588, 37534, 42532, 47492, 56252, 62279, 62812, 75068, 83111, 109921, 124558, 131369, 166222, 219842, 249116, 262738, 332444, 435953, 439684, 486793, 525476, 581777, 769447, 871906, 973586, 1163554, 1538894, 1743812, 1947172, 2327108, 3077788, 3407551, 4072439, 5386129, 6815102, 8144878, 10772258, 13630204, 16289756, 21544516, 23852857, 47705714, 95411428, 166969999, 333939998, 667879996]

約数ペア:

[(1, 667879996), (2, 333939998), (4, 166969999), (7, 95411428), (14, 47705714), (28, 23852857), (31, 21544516), (41, 16289756), (49, 13630204), (62, 10772258), (82, 8144878), (98, 6815102), (124, 5386129), (164, 4072439), (196, 3407551), (217, 3077788), (287, 2327108), (343, 1947172), (383, 1743812), (434, 1538894), (574, 1163554), (686, 973586), (766, 871906), (868, 769447), (1148, 581777), (1271, 525476), (1372, 486793), (1519, 439684), (1532, 435953), (2009, 332444), (2542, 262738), (2681, 249116), (3038, 219842), (4018, 166222), (5084, 131369), (5362, 124558), (6076, 109921), (8036, 83111), (8897, 75068), (10633, 62812), (10724, 62279), (11873, 56252), (14063, 47492), (15703, 42532), (17794, 37534), (18767, 35588), (21266, 31406), (23746, 28126)]