157981428

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2333}}^1$

素因数の和:2379

約数の個数: 120

約数和(自身を含む): 474455520

約数和(自身を除く): 316474092

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 81, 99, 108, 114, 132, 162, 171, 198, 209, 228, 297, 324, 342, 396, 418, 513, 594, 627, 684, 836, 891, 1026, 1188, 1254, 1539, 1782, 1881, 2052, 2333, 2508, 3078, 3564, 3762, 4666, 5643, 6156, 6999, 7524, 9332, 11286, 13998, 16929, 20997, 22572, 25663, 27996, 33858, 41994, 44327, 51326, 62991, 67716, 76989, 83988, 88654, 102652, 125982, 132981, 153978, 177308, 188973, 230967, 251964, 265962, 307956, 377946, 398943, 461934, 487597, 531924, 692901, 755892, 797886, 923868, 975194, 1196829, 1385802, 1462791, 1595772, 1950388, 2078703, 2393658, 2771604, 2925582, 3590487, 4157406, 4388373, 4787316, 5851164, 7180974, 8314812, 8776746, 13165119, 14361948, 17553492, 26330238, 39495357, 52660476, 78990714, 157981428]

約数ペア:

[(1, 157981428), (2, 78990714), (3, 52660476), (4, 39495357), (6, 26330238), (9, 17553492), (11, 14361948), (12, 13165119), (18, 8776746), (19, 8314812), (22, 7180974), (27, 5851164), (33, 4787316), (36, 4388373), (38, 4157406), (44, 3590487), (54, 2925582), (57, 2771604), (66, 2393658), (76, 2078703), (81, 1950388), (99, 1595772), (108, 1462791), (114, 1385802), (132, 1196829), (162, 975194), (171, 923868), (198, 797886), (209, 755892), (228, 692901), (297, 531924), (324, 487597), (342, 461934), (396, 398943), (418, 377946), (513, 307956), (594, 265962), (627, 251964), (684, 230967), (836, 188973), (891, 177308), (1026, 153978), (1188, 132981), (1254, 125982), (1539, 102652), (1782, 88654), (1881, 83988), (2052, 76989), (2333, 67716), (2508, 62991), (3078, 51326), (3564, 44327), (3762, 41994), (4666, 33858), (5643, 27996), (6156, 25663), (6999, 22572), (7524, 20997), (9332, 16929), (11286, 13998)]