280131306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{22307}}^1$

素因数の和:22355

約数の個数: 64

約数和(自身を含む): 719566848

約数和(自身を除く): 439435542

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1794, 2093, 4186, 6279, 12558, 22307, 44614, 66921, 133842, 156149, 289991, 312298, 468447, 513061, 579982, 869973, 936894, 1026122, 1539183, 1739946, 2029937, 3078366, 3591427, 4059874, 6089811, 6669793, 7182854, 10774281, 12179622, 13339586, 20009379, 21548562, 40018758, 46688551, 93377102, 140065653, 280131306]

約数ペア:

[(1, 280131306), (2, 140065653), (3, 93377102), (6, 46688551), (7, 40018758), (13, 21548562), (14, 20009379), (21, 13339586), (23, 12179622), (26, 10774281), (39, 7182854), (42, 6669793), (46, 6089811), (69, 4059874), (78, 3591427), (91, 3078366), (138, 2029937), (161, 1739946), (182, 1539183), (273, 1026122), (299, 936894), (322, 869973), (483, 579982), (546, 513061), (598, 468447), (897, 312298), (966, 289991), (1794, 156149), (2093, 133842), (4186, 66921), (6279, 44614), (12558, 22307)]