81712836

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 231154560

約数和(自身を除く): 149441724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 41, 46, 58, 69, 82, 83, 87, 92, 116, 123, 138, 164, 166, 174, 207, 246, 249, 261, 276, 332, 348, 369, 414, 492, 498, 522, 667, 738, 747, 828, 943, 996, 1044, 1189, 1334, 1476, 1494, 1886, 1909, 2001, 2378, 2407, 2668, 2829, 2988, 3403, 3567, 3772, 3818, 4002, 4756, 4814, 5658, 5727, 6003, 6806, 7134, 7221, 7636, 8004, 8487, 9628, 10209, 10701, 11316, 11454, 12006, 13612, 14268, 14442, 16974, 17181, 20418, 21402, 21663, 22908, 24012, 27347, 28884, 30627, 33948, 34362, 40836, 42804, 43326, 54694, 55361, 61254, 68724, 78269, 82041, 86652, 98687, 109388, 110722, 122508, 156538, 164082, 166083, 197374, 221444, 234807, 246123, 296061, 313076, 328164, 332166, 394748, 469614, 492246, 498249, 592122, 664332, 704421, 888183, 939228, 984492, 996498, 1184244, 1408842, 1776366, 1992996, 2269801, 2817684, 3552732, 4539602, 6809403, 9079204, 13618806, 20428209, 27237612, 40856418, 81712836]

約数ペア:

[(1, 81712836), (2, 40856418), (3, 27237612), (4, 20428209), (6, 13618806), (9, 9079204), (12, 6809403), (18, 4539602), (23, 3552732), (29, 2817684), (36, 2269801), (41, 1992996), (46, 1776366), (58, 1408842), (69, 1184244), (82, 996498), (83, 984492), (87, 939228), (92, 888183), (116, 704421), (123, 664332), (138, 592122), (164, 498249), (166, 492246), (174, 469614), (207, 394748), (246, 332166), (249, 328164), (261, 313076), (276, 296061), (332, 246123), (348, 234807), (369, 221444), (414, 197374), (492, 166083), (498, 164082), (522, 156538), (667, 122508), (738, 110722), (747, 109388), (828, 98687), (943, 86652), (996, 82041), (1044, 78269), (1189, 68724), (1334, 61254), (1476, 55361), (1494, 54694), (1886, 43326), (1909, 42804), (2001, 40836), (2378, 34362), (2407, 33948), (2668, 30627), (2829, 28884), (2988, 27347), (3403, 24012), (3567, 22908), (3772, 21663), (3818, 21402), (4002, 20418), (4756, 17181), (4814, 16974), (5658, 14442), (5727, 14268), (6003, 13612), (6806, 12006), (7134, 11454), (7221, 11316), (7636, 10701), (8004, 10209), (8487, 9628)]