1285171552

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:769

約数の個数: 144

約数和(自身を含む): 3189134592

約数和(自身を除く): 1903963040

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 32, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 224, 266, 304, 322, 361, 368, 437, 532, 608, 644, 691, 722, 736, 874, 1064, 1288, 1382, 1444, 1748, 2128, 2527, 2576, 2764, 2888, 3059, 3496, 4256, 4837, 5054, 5152, 5528, 5776, 6118, 6992, 8303, 9674, 10108, 11056, 11552, 12236, 13129, 13984, 15893, 16606, 19348, 20216, 22112, 24472, 26258, 31786, 33212, 38696, 40432, 48944, 52516, 58121, 63572, 66424, 77392, 80864, 91903, 97888, 105032, 111251, 116242, 127144, 132848, 154784, 183806, 210064, 222502, 232484, 249451, 254288, 265696, 301967, 367612, 420128, 445004, 464968, 498902, 508576, 603934, 735224, 890008, 929936, 997804, 1207868, 1470448, 1746157, 1780016, 1859872, 1995608, 2113769, 2415736, 2940896, 3492314, 3560032, 3991216, 4227538, 4831472, 5737373, 6984628, 7982432, 8455076, 9662944, 11474746, 13969256, 16910152, 22949492, 27938512, 33820304, 40161611, 45898984, 55877024, 67640608, 80323222, 91797968, 160646444, 183595936, 321292888, 642585776, 1285171552]

約数ペア:

[(1, 1285171552), (2, 642585776), (4, 321292888), (7, 183595936), (8, 160646444), (14, 91797968), (16, 80323222), (19, 67640608), (23, 55877024), (28, 45898984), (32, 40161611), (38, 33820304), (46, 27938512), (56, 22949492), (76, 16910152), (92, 13969256), (112, 11474746), (133, 9662944), (152, 8455076), (161, 7982432), (184, 6984628), (224, 5737373), (266, 4831472), (304, 4227538), (322, 3991216), (361, 3560032), (368, 3492314), (437, 2940896), (532, 2415736), (608, 2113769), (644, 1995608), (691, 1859872), (722, 1780016), (736, 1746157), (874, 1470448), (1064, 1207868), (1288, 997804), (1382, 929936), (1444, 890008), (1748, 735224), (2128, 603934), (2527, 508576), (2576, 498902), (2764, 464968), (2888, 445004), (3059, 420128), (3496, 367612), (4256, 301967), (4837, 265696), (5054, 254288), (5152, 249451), (5528, 232484), (5776, 222502), (6118, 210064), (6992, 183806), (8303, 154784), (9674, 132848), (10108, 127144), (11056, 116242), (11552, 111251), (12236, 105032), (13129, 97888), (13984, 91903), (15893, 80864), (16606, 77392), (19348, 66424), (20216, 63572), (22112, 58121), (24472, 52516), (26258, 48944), (31786, 40432), (33212, 38696)]