81412188

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 237740160

約数和(自身を除く): 156327972

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 19, 22, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 114, 121, 132, 143, 156, 209, 227, 228, 242, 247, 286, 363, 418, 429, 454, 484, 494, 572, 627, 681, 726, 741, 836, 858, 908, 988, 1254, 1362, 1452, 1482, 1573, 1716, 2299, 2497, 2508, 2717, 2724, 2951, 2964, 3146, 4313, 4598, 4719, 4994, 5434, 5902, 6292, 6897, 7491, 8151, 8626, 8853, 9196, 9438, 9988, 10868, 11804, 12939, 13794, 14982, 16302, 17252, 17706, 18876, 25878, 27467, 27588, 29887, 29964, 32461, 32604, 35412, 47443, 51756, 54934, 56069, 59774, 64922, 82401, 89661, 94886, 97383, 109868, 112138, 119548, 129844, 142329, 164802, 168207, 179322, 189772, 194766, 224276, 284658, 329604, 336414, 357071, 358644, 389532, 521873, 569316, 616759, 672828, 714142, 1043746, 1071213, 1233518, 1428284, 1565619, 1850277, 2087492, 2142426, 2467036, 3131238, 3700554, 4284852, 6262476, 6784349, 7401108, 13568698, 20353047, 27137396, 40706094, 81412188]

約数ペア:

[(1, 81412188), (2, 40706094), (3, 27137396), (4, 20353047), (6, 13568698), (11, 7401108), (12, 6784349), (13, 6262476), (19, 4284852), (22, 3700554), (26, 3131238), (33, 2467036), (38, 2142426), (39, 2087492), (44, 1850277), (52, 1565619), (57, 1428284), (66, 1233518), (76, 1071213), (78, 1043746), (114, 714142), (121, 672828), (132, 616759), (143, 569316), (156, 521873), (209, 389532), (227, 358644), (228, 357071), (242, 336414), (247, 329604), (286, 284658), (363, 224276), (418, 194766), (429, 189772), (454, 179322), (484, 168207), (494, 164802), (572, 142329), (627, 129844), (681, 119548), (726, 112138), (741, 109868), (836, 97383), (858, 94886), (908, 89661), (988, 82401), (1254, 64922), (1362, 59774), (1452, 56069), (1482, 54934), (1573, 51756), (1716, 47443), (2299, 35412), (2497, 32604), (2508, 32461), (2717, 29964), (2724, 29887), (2951, 27588), (2964, 27467), (3146, 25878), (4313, 18876), (4598, 17706), (4719, 17252), (4994, 16302), (5434, 14982), (5902, 13794), (6292, 12939), (6897, 11804), (7491, 10868), (8151, 9988), (8626, 9438), (8853, 9196)]