191431872

素因数分解:

$2^6\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 168

約数和(自身を含む): 575340480

約数和(自身を除く): 383908608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 59, 64, 72, 86, 96, 118, 129, 131, 144, 172, 177, 192, 236, 258, 262, 288, 344, 354, 387, 393, 472, 516, 524, 531, 576, 688, 708, 774, 786, 944, 1032, 1048, 1062, 1179, 1376, 1416, 1548, 1572, 1888, 2064, 2096, 2124, 2358, 2537, 2752, 2832, 3096, 3144, 3776, 4128, 4192, 4248, 4716, 5074, 5633, 5664, 6192, 6288, 7611, 7729, 8256, 8384, 8496, 9432, 10148, 11266, 11328, 12384, 12576, 15222, 15458, 16899, 16992, 18864, 20296, 22532, 22833, 23187, 24768, 25152, 30444, 30916, 33798, 33984, 37728, 40592, 45064, 45666, 46374, 50697, 60888, 61832, 67596, 69561, 75456, 81184, 90128, 91332, 92748, 101394, 121776, 123664, 135192, 139122, 162368, 180256, 182664, 185496, 202788, 243552, 247328, 270384, 278244, 332347, 360512, 365328, 370992, 405576, 487104, 494656, 540768, 556488, 664694, 730656, 741984, 811152, 997041, 1081536, 1112976, 1329388, 1461312, 1483968, 1622304, 1994082, 2225952, 2658776, 2991123, 3244608, 3988164, 4451904, 5317552, 5982246, 7976328, 10635104, 11964492, 15952656, 21270208, 23928984, 31905312, 47857968, 63810624, 95715936, 191431872]

約数ペア:

[(1, 191431872), (2, 95715936), (3, 63810624), (4, 47857968), (6, 31905312), (8, 23928984), (9, 21270208), (12, 15952656), (16, 11964492), (18, 10635104), (24, 7976328), (32, 5982246), (36, 5317552), (43, 4451904), (48, 3988164), (59, 3244608), (64, 2991123), (72, 2658776), (86, 2225952), (96, 1994082), (118, 1622304), (129, 1483968), (131, 1461312), (144, 1329388), (172, 1112976), (177, 1081536), (192, 997041), (236, 811152), (258, 741984), (262, 730656), (288, 664694), (344, 556488), (354, 540768), (387, 494656), (393, 487104), (472, 405576), (516, 370992), (524, 365328), (531, 360512), (576, 332347), (688, 278244), (708, 270384), (774, 247328), (786, 243552), (944, 202788), (1032, 185496), (1048, 182664), (1062, 180256), (1179, 162368), (1376, 139122), (1416, 135192), (1548, 123664), (1572, 121776), (1888, 101394), (2064, 92748), (2096, 91332), (2124, 90128), (2358, 81184), (2537, 75456), (2752, 69561), (2832, 67596), (3096, 61832), (3144, 60888), (3776, 50697), (4128, 46374), (4192, 45666), (4248, 45064), (4716, 40592), (5074, 37728), (5633, 33984), (5664, 33798), (6192, 30916), (6288, 30444), (7611, 25152), (7729, 24768), (8256, 23187), (8384, 22833), (8496, 22532), (9432, 20296), (10148, 18864), (11266, 16992), (11328, 16899), (12384, 15458), (12576, 15222)]