81419448

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 238298760

約数和(自身を除く): 156879312

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 53, 66, 69, 88, 92, 106, 121, 132, 138, 159, 184, 212, 242, 253, 264, 276, 318, 363, 424, 484, 506, 529, 552, 583, 636, 726, 759, 968, 1012, 1058, 1166, 1219, 1272, 1452, 1518, 1587, 1749, 2024, 2116, 2332, 2438, 2783, 2904, 3036, 3174, 3498, 3657, 4232, 4664, 4876, 5566, 5819, 6072, 6348, 6413, 6996, 7314, 8349, 9752, 11132, 11638, 12696, 12826, 13409, 13992, 14628, 16698, 17457, 19239, 22264, 23276, 25652, 26818, 28037, 29256, 33396, 34914, 38478, 40227, 46552, 51304, 53636, 56074, 64009, 66792, 69828, 76956, 80454, 84111, 107272, 112148, 128018, 139656, 147499, 153912, 160908, 168222, 192027, 224296, 256036, 294998, 308407, 321816, 336444, 384054, 442497, 512072, 589996, 616814, 672888, 768108, 884994, 925221, 1179992, 1233628, 1536216, 1769988, 1850442, 2467256, 3392477, 3539976, 3700884, 6784954, 7401768, 10177431, 13569908, 20354862, 27139816, 40709724, 81419448]

約数ペア:

[(1, 81419448), (2, 40709724), (3, 27139816), (4, 20354862), (6, 13569908), (8, 10177431), (11, 7401768), (12, 6784954), (22, 3700884), (23, 3539976), (24, 3392477), (33, 2467256), (44, 1850442), (46, 1769988), (53, 1536216), (66, 1233628), (69, 1179992), (88, 925221), (92, 884994), (106, 768108), (121, 672888), (132, 616814), (138, 589996), (159, 512072), (184, 442497), (212, 384054), (242, 336444), (253, 321816), (264, 308407), (276, 294998), (318, 256036), (363, 224296), (424, 192027), (484, 168222), (506, 160908), (529, 153912), (552, 147499), (583, 139656), (636, 128018), (726, 112148), (759, 107272), (968, 84111), (1012, 80454), (1058, 76956), (1166, 69828), (1219, 66792), (1272, 64009), (1452, 56074), (1518, 53636), (1587, 51304), (1749, 46552), (2024, 40227), (2116, 38478), (2332, 34914), (2438, 33396), (2783, 29256), (2904, 28037), (3036, 26818), (3174, 25652), (3498, 23276), (3657, 22264), (4232, 19239), (4664, 17457), (4876, 16698), (5566, 14628), (5819, 13992), (6072, 13409), (6348, 12826), (6413, 12696), (6996, 11638), (7314, 11132), (8349, 9752)]