138169976

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 331776000

約数和(自身を除く): 193606024

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 59, 62, 71, 76, 118, 124, 133, 142, 152, 217, 236, 248, 266, 284, 413, 434, 472, 497, 532, 568, 589, 826, 868, 994, 1064, 1121, 1178, 1349, 1652, 1736, 1829, 1988, 2201, 2242, 2356, 2698, 3304, 3658, 3976, 4123, 4189, 4402, 4484, 4712, 5396, 7316, 7847, 8246, 8378, 8804, 8968, 9443, 10792, 12803, 14632, 15407, 15694, 16492, 16756, 17608, 18886, 25606, 29323, 30814, 31388, 32984, 33512, 34751, 37772, 41819, 51212, 58646, 61628, 62776, 69502, 75544, 79591, 83638, 102424, 117292, 123256, 129859, 139004, 159182, 167276, 234584, 243257, 259718, 278008, 292733, 318364, 334552, 486514, 519436, 557137, 585466, 636728, 909013, 973028, 1038872, 1114274, 1170932, 1818026, 1946056, 2228548, 2341864, 2467321, 3636052, 4457096, 4934642, 7272104, 9869284, 17271247, 19738568, 34542494, 69084988, 138169976]

約数ペア:

[(1, 138169976), (2, 69084988), (4, 34542494), (7, 19738568), (8, 17271247), (14, 9869284), (19, 7272104), (28, 4934642), (31, 4457096), (38, 3636052), (56, 2467321), (59, 2341864), (62, 2228548), (71, 1946056), (76, 1818026), (118, 1170932), (124, 1114274), (133, 1038872), (142, 973028), (152, 909013), (217, 636728), (236, 585466), (248, 557137), (266, 519436), (284, 486514), (413, 334552), (434, 318364), (472, 292733), (497, 278008), (532, 259718), (568, 243257), (589, 234584), (826, 167276), (868, 159182), (994, 139004), (1064, 129859), (1121, 123256), (1178, 117292), (1349, 102424), (1652, 83638), (1736, 79591), (1829, 75544), (1988, 69502), (2201, 62776), (2242, 61628), (2356, 58646), (2698, 51212), (3304, 41819), (3658, 37772), (3976, 34751), (4123, 33512), (4189, 32984), (4402, 31388), (4484, 30814), (4712, 29323), (5396, 25606), (7316, 18886), (7847, 17608), (8246, 16756), (8378, 16492), (8804, 15694), (8968, 15407), (9443, 14632), (10792, 12803)]