128284156

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 321753600

約数和(自身を除く): 193469444

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 44, 46, 49, 52, 77, 91, 92, 98, 143, 154, 161, 182, 196, 199, 253, 286, 299, 308, 322, 364, 398, 506, 539, 572, 598, 637, 644, 796, 1001, 1012, 1078, 1127, 1196, 1274, 1393, 1771, 2002, 2093, 2156, 2189, 2254, 2548, 2587, 2786, 3289, 3542, 4004, 4186, 4378, 4508, 4577, 5174, 5572, 6578, 7007, 7084, 8372, 8756, 9154, 9751, 10348, 12397, 13156, 14014, 14651, 15323, 18109, 18308, 19502, 23023, 24794, 28028, 28457, 29302, 30646, 32039, 36218, 39004, 46046, 49588, 50347, 56914, 58604, 59501, 61292, 64078, 72436, 92092, 100694, 107261, 113828, 119002, 126763, 128156, 161161, 199199, 201388, 214522, 224273, 238004, 253526, 322322, 352429, 398398, 416507, 429044, 448546, 507052, 644644, 654511, 704858, 796796, 833014, 897092, 1309022, 1394393, 1409716, 1666028, 2467003, 2618044, 2788786, 2915549, 4581577, 4934006, 5577572, 5831098, 9163154, 9868012, 11662196, 18326308, 32071039, 64142078, 128284156]

約数ペア:

[(1, 128284156), (2, 64142078), (4, 32071039), (7, 18326308), (11, 11662196), (13, 9868012), (14, 9163154), (22, 5831098), (23, 5577572), (26, 4934006), (28, 4581577), (44, 2915549), (46, 2788786), (49, 2618044), (52, 2467003), (77, 1666028), (91, 1409716), (92, 1394393), (98, 1309022), (143, 897092), (154, 833014), (161, 796796), (182, 704858), (196, 654511), (199, 644644), (253, 507052), (286, 448546), (299, 429044), (308, 416507), (322, 398398), (364, 352429), (398, 322322), (506, 253526), (539, 238004), (572, 224273), (598, 214522), (637, 201388), (644, 199199), (796, 161161), (1001, 128156), (1012, 126763), (1078, 119002), (1127, 113828), (1196, 107261), (1274, 100694), (1393, 92092), (1771, 72436), (2002, 64078), (2093, 61292), (2156, 59501), (2189, 58604), (2254, 56914), (2548, 50347), (2587, 49588), (2786, 46046), (3289, 39004), (3542, 36218), (4004, 32039), (4186, 30646), (4378, 29302), (4508, 28457), (4577, 28028), (5174, 24794), (5572, 23023), (6578, 19502), (7007, 18308), (7084, 18109), (8372, 15323), (8756, 14651), (9154, 14014), (9751, 13156), (10348, 12397)]