1029990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 2822400

約数和(自身を除く): 1792410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 139, 190, 195, 247, 278, 285, 390, 417, 494, 570, 695, 741, 834, 1235, 1390, 1482, 1807, 2085, 2470, 2641, 3614, 3705, 4170, 5282, 5421, 7410, 7923, 9035, 10842, 13205, 15846, 18070, 26410, 27105, 34333, 39615, 54210, 68666, 79230, 102999, 171665, 205998, 343330, 514995, 1029990]

約数ペア:

[(1, 1029990), (2, 514995), (3, 343330), (5, 205998), (6, 171665), (10, 102999), (13, 79230), (15, 68666), (19, 54210), (26, 39615), (30, 34333), (38, 27105), (39, 26410), (57, 18070), (65, 15846), (78, 13205), (95, 10842), (114, 9035), (130, 7923), (139, 7410), (190, 5421), (195, 5282), (247, 4170), (278, 3705), (285, 3614), (390, 2641), (417, 2470), (494, 2085), (570, 1807), (695, 1482), (741, 1390), (834, 1235)]