128459966655

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{15671}}^1$

素因数の和:15972

約数の個数: 64

約数和(自身を含む): 214483230720

約数和(自身を除く): 86023264065

約数列:

[1, 3, 5, 15, 43, 71, 129, 179, 213, 215, 355, 537, 645, 895, 1065, 2685, 3053, 7697, 9159, 12709, 15265, 15671, 23091, 38127, 38485, 45795, 47013, 63545, 78355, 115455, 190635, 235065, 546487, 673853, 1112641, 1639461, 2021559, 2732435, 2805109, 3337923, 3369265, 5563205, 8197305, 8415327, 10107795, 14025545, 16689615, 42076635, 47843563, 120619687, 143530689, 199162739, 239217815, 361859061, 597488217, 603098435, 717653445, 995813695, 1809295305, 2987441085, 8563997777, 25691993331, 42819988885, 128459966655]

約数ペア:

[(1, 128459966655), (3, 42819988885), (5, 25691993331), (15, 8563997777), (43, 2987441085), (71, 1809295305), (129, 995813695), (179, 717653445), (213, 603098435), (215, 597488217), (355, 361859061), (537, 239217815), (645, 199162739), (895, 143530689), (1065, 120619687), (2685, 47843563), (3053, 42076635), (7697, 16689615), (9159, 14025545), (12709, 10107795), (15265, 8415327), (15671, 8197305), (23091, 5563205), (38127, 3369265), (38485, 3337923), (45795, 2805109), (47013, 2732435), (63545, 2021559), (78355, 1639461), (115455, 1112641), (190635, 673853), (235065, 546487)]