80998368

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:421

約数の個数: 144

約数和(自身を含む): 246677760

約数和(自身を除く): 165679392

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 66, 76, 88, 96, 114, 121, 132, 152, 176, 209, 228, 242, 264, 304, 352, 363, 367, 418, 456, 484, 528, 608, 627, 726, 734, 836, 912, 968, 1056, 1101, 1254, 1452, 1468, 1672, 1824, 1936, 2202, 2299, 2508, 2904, 2936, 3344, 3872, 4037, 4404, 4598, 5016, 5808, 5872, 6688, 6897, 6973, 8074, 8808, 9196, 10032, 11616, 11744, 12111, 13794, 13946, 16148, 17616, 18392, 20064, 20919, 24222, 27588, 27892, 32296, 35232, 36784, 41838, 44407, 48444, 55176, 55784, 64592, 73568, 76703, 83676, 88814, 96888, 110352, 111568, 129184, 133221, 153406, 167352, 177628, 193776, 220704, 223136, 230109, 266442, 306812, 334704, 355256, 387552, 460218, 532884, 613624, 669408, 710512, 843733, 920436, 1065768, 1227248, 1421024, 1687466, 1840872, 2131536, 2454496, 2531199, 3374932, 3681744, 4263072, 5062398, 6749864, 7363488, 10124796, 13499728, 20249592, 26999456, 40499184, 80998368]

約数ペア:

[(1, 80998368), (2, 40499184), (3, 26999456), (4, 20249592), (6, 13499728), (8, 10124796), (11, 7363488), (12, 6749864), (16, 5062398), (19, 4263072), (22, 3681744), (24, 3374932), (32, 2531199), (33, 2454496), (38, 2131536), (44, 1840872), (48, 1687466), (57, 1421024), (66, 1227248), (76, 1065768), (88, 920436), (96, 843733), (114, 710512), (121, 669408), (132, 613624), (152, 532884), (176, 460218), (209, 387552), (228, 355256), (242, 334704), (264, 306812), (304, 266442), (352, 230109), (363, 223136), (367, 220704), (418, 193776), (456, 177628), (484, 167352), (528, 153406), (608, 133221), (627, 129184), (726, 111568), (734, 110352), (836, 96888), (912, 88814), (968, 83676), (1056, 76703), (1101, 73568), (1254, 64592), (1452, 55784), (1468, 55176), (1672, 48444), (1824, 44407), (1936, 41838), (2202, 36784), (2299, 35232), (2508, 32296), (2904, 27892), (2936, 27588), (3344, 24222), (3872, 20919), (4037, 20064), (4404, 18392), (4598, 17616), (5016, 16148), (5808, 13946), (5872, 13794), (6688, 12111), (6897, 11744), (6973, 11616), (8074, 10032), (8808, 9196)]