81478512

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:447

約数の個数: 120

約数和(自身を含む): 241916064

約数和(自身を除く): 160437552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 73, 92, 138, 144, 146, 184, 207, 219, 276, 292, 337, 368, 414, 438, 552, 584, 657, 674, 828, 876, 1011, 1104, 1168, 1314, 1348, 1656, 1679, 1752, 2022, 2628, 2696, 3033, 3312, 3358, 3504, 4044, 5037, 5256, 5392, 6066, 6716, 7751, 8088, 10074, 10512, 12132, 13432, 15111, 15502, 16176, 20148, 23253, 24264, 24601, 26864, 30222, 31004, 40296, 46506, 48528, 49202, 60444, 62008, 69759, 73803, 80592, 93012, 98404, 120888, 124016, 139518, 147606, 186024, 196808, 221409, 241776, 279036, 295212, 372048, 393616, 442818, 558072, 565823, 590424, 885636, 1116144, 1131646, 1180848, 1697469, 1771272, 2263292, 3394938, 3542544, 4526584, 5092407, 6789876, 9053168, 10184814, 13579752, 20369628, 27159504, 40739256, 81478512]

約数ペア:

[(1, 81478512), (2, 40739256), (3, 27159504), (4, 20369628), (6, 13579752), (8, 10184814), (9, 9053168), (12, 6789876), (16, 5092407), (18, 4526584), (23, 3542544), (24, 3394938), (36, 2263292), (46, 1771272), (48, 1697469), (69, 1180848), (72, 1131646), (73, 1116144), (92, 885636), (138, 590424), (144, 565823), (146, 558072), (184, 442818), (207, 393616), (219, 372048), (276, 295212), (292, 279036), (337, 241776), (368, 221409), (414, 196808), (438, 186024), (552, 147606), (584, 139518), (657, 124016), (674, 120888), (828, 98404), (876, 93012), (1011, 80592), (1104, 73803), (1168, 69759), (1314, 62008), (1348, 60444), (1656, 49202), (1679, 48528), (1752, 46506), (2022, 40296), (2628, 31004), (2696, 30222), (3033, 26864), (3312, 24601), (3358, 24264), (3504, 23253), (4044, 20148), (5037, 16176), (5256, 15502), (5392, 15111), (6066, 13432), (6716, 12132), (7751, 10512), (8088, 10074)]