278683056

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:591

約数の個数: 120

約数和(自身を含む): 812138496

約数和(自身を除く): 533455440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 163, 186, 248, 279, 326, 372, 383, 489, 496, 558, 652, 744, 766, 978, 1116, 1149, 1304, 1467, 1488, 1532, 1956, 2232, 2298, 2608, 2934, 3064, 3447, 3912, 4464, 4596, 5053, 5868, 6128, 6894, 7824, 9192, 10106, 11736, 11873, 13788, 15159, 18384, 20212, 23472, 23746, 27576, 30318, 35619, 40424, 45477, 47492, 55152, 60636, 62429, 71238, 80848, 90954, 94984, 106857, 121272, 124858, 142476, 181908, 187287, 189968, 213714, 242544, 249716, 284952, 363816, 374574, 427428, 499432, 561861, 569904, 727632, 749148, 854856, 998864, 1123722, 1498296, 1709712, 1935299, 2247444, 2996592, 3870598, 4494888, 5805897, 7741196, 8989776, 11611794, 15482392, 17417691, 23223588, 30964784, 34835382, 46447176, 69670764, 92894352, 139341528, 278683056]

約数ペア:

[(1, 278683056), (2, 139341528), (3, 92894352), (4, 69670764), (6, 46447176), (8, 34835382), (9, 30964784), (12, 23223588), (16, 17417691), (18, 15482392), (24, 11611794), (31, 8989776), (36, 7741196), (48, 5805897), (62, 4494888), (72, 3870598), (93, 2996592), (124, 2247444), (144, 1935299), (163, 1709712), (186, 1498296), (248, 1123722), (279, 998864), (326, 854856), (372, 749148), (383, 727632), (489, 569904), (496, 561861), (558, 499432), (652, 427428), (744, 374574), (766, 363816), (978, 284952), (1116, 249716), (1149, 242544), (1304, 213714), (1467, 189968), (1488, 187287), (1532, 181908), (1956, 142476), (2232, 124858), (2298, 121272), (2608, 106857), (2934, 94984), (3064, 90954), (3447, 80848), (3912, 71238), (4464, 62429), (4596, 60636), (5053, 55152), (5868, 47492), (6128, 45477), (6894, 40424), (7824, 35619), (9192, 30318), (10106, 27576), (11736, 23746), (11873, 23472), (13788, 20212), (15159, 18384)]