168991788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 483753984

約数和(自身を除く): 314762196

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 73, 84, 93, 98, 124, 127, 146, 147, 186, 196, 217, 219, 254, 292, 294, 372, 381, 434, 438, 508, 511, 588, 651, 762, 868, 876, 889, 1022, 1302, 1519, 1524, 1533, 1778, 2044, 2263, 2604, 2667, 3038, 3066, 3556, 3577, 3937, 4526, 4557, 5334, 6076, 6132, 6223, 6789, 7154, 7874, 9052, 9114, 9271, 10668, 10731, 11811, 12446, 13578, 14308, 15748, 15841, 18228, 18542, 18669, 21462, 23622, 24892, 27156, 27559, 27813, 31682, 37084, 37338, 42924, 47244, 47523, 55118, 55626, 63364, 64897, 74676, 82677, 95046, 110236, 110887, 111252, 129794, 165354, 190092, 192913, 194691, 221774, 259588, 287401, 330708, 332661, 385826, 389382, 443548, 454279, 574802, 578739, 665322, 771652, 778764, 862203, 908558, 1149604, 1157478, 1330644, 1362837, 1724406, 1817116, 2011807, 2314956, 2725674, 3448812, 4023614, 5451348, 6035421, 8047228, 12070842, 14082649, 24141684, 28165298, 42247947, 56330596, 84495894, 168991788]

約数ペア:

[(1, 168991788), (2, 84495894), (3, 56330596), (4, 42247947), (6, 28165298), (7, 24141684), (12, 14082649), (14, 12070842), (21, 8047228), (28, 6035421), (31, 5451348), (42, 4023614), (49, 3448812), (62, 2725674), (73, 2314956), (84, 2011807), (93, 1817116), (98, 1724406), (124, 1362837), (127, 1330644), (146, 1157478), (147, 1149604), (186, 908558), (196, 862203), (217, 778764), (219, 771652), (254, 665322), (292, 578739), (294, 574802), (372, 454279), (381, 443548), (434, 389382), (438, 385826), (508, 332661), (511, 330708), (588, 287401), (651, 259588), (762, 221774), (868, 194691), (876, 192913), (889, 190092), (1022, 165354), (1302, 129794), (1519, 111252), (1524, 110887), (1533, 110236), (1778, 95046), (2044, 82677), (2263, 74676), (2604, 64897), (2667, 63364), (3038, 55626), (3066, 55118), (3556, 47523), (3577, 47244), (3937, 42924), (4526, 37338), (4557, 37084), (5334, 31682), (6076, 27813), (6132, 27559), (6223, 27156), (6789, 24892), (7154, 23622), (7874, 21462), (9052, 18669), (9114, 18542), (9271, 18228), (10668, 15841), (10731, 15748), (11811, 14308), (12446, 13578)]