161726328

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 477792000

約数和(自身を除く): 316065672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 157, 171, 216, 228, 251, 314, 342, 456, 471, 502, 513, 628, 684, 753, 942, 1004, 1026, 1256, 1368, 1413, 1506, 1884, 2008, 2052, 2259, 2826, 2983, 3012, 3768, 4104, 4239, 4518, 4769, 5652, 5966, 6024, 6777, 8478, 8949, 9036, 9538, 11304, 11932, 13554, 14307, 16956, 17898, 18072, 19076, 23864, 26847, 27108, 28614, 33912, 35796, 38152, 39407, 42921, 53694, 54216, 57228, 71592, 78814, 80541, 85842, 107388, 114456, 118221, 128763, 157628, 161082, 171684, 214776, 236442, 257526, 315256, 322164, 343368, 354663, 472884, 515052, 644328, 709326, 748733, 945768, 1030104, 1063989, 1418652, 1497466, 2127978, 2246199, 2837304, 2994932, 4255956, 4492398, 5989864, 6738597, 8511912, 8984796, 13477194, 17969592, 20215791, 26954388, 40431582, 53908776, 80863164, 161726328]

約数ペア:

[(1, 161726328), (2, 80863164), (3, 53908776), (4, 40431582), (6, 26954388), (8, 20215791), (9, 17969592), (12, 13477194), (18, 8984796), (19, 8511912), (24, 6738597), (27, 5989864), (36, 4492398), (38, 4255956), (54, 2994932), (57, 2837304), (72, 2246199), (76, 2127978), (108, 1497466), (114, 1418652), (152, 1063989), (157, 1030104), (171, 945768), (216, 748733), (228, 709326), (251, 644328), (314, 515052), (342, 472884), (456, 354663), (471, 343368), (502, 322164), (513, 315256), (628, 257526), (684, 236442), (753, 214776), (942, 171684), (1004, 161082), (1026, 157628), (1256, 128763), (1368, 118221), (1413, 114456), (1506, 107388), (1884, 85842), (2008, 80541), (2052, 78814), (2259, 71592), (2826, 57228), (2983, 54216), (3012, 53694), (3768, 42921), (4104, 39407), (4239, 38152), (4518, 35796), (4769, 33912), (5652, 28614), (5966, 27108), (6024, 26847), (6777, 23864), (8478, 19076), (8949, 18072), (9036, 17898), (9538, 16956), (11304, 14307), (11932, 13554)]