81982944

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:241

約数の個数: 144

約数和(自身を含む): 245188944

約数和(自身を除く): 163206000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 53, 72, 82, 96, 106, 123, 131, 144, 159, 164, 212, 246, 262, 288, 318, 328, 369, 393, 424, 477, 492, 524, 636, 656, 738, 786, 848, 954, 984, 1048, 1179, 1272, 1312, 1476, 1572, 1696, 1908, 1968, 2096, 2173, 2358, 2544, 2952, 3144, 3816, 3936, 4192, 4346, 4716, 5088, 5371, 5904, 6288, 6519, 6943, 7632, 8692, 9432, 10742, 11808, 12576, 13038, 13886, 15264, 16113, 17384, 18864, 19557, 20829, 21484, 26076, 27772, 32226, 34768, 37728, 39114, 41658, 42968, 48339, 52152, 55544, 62487, 64452, 69536, 78228, 83316, 85936, 96678, 104304, 111088, 124974, 128904, 156456, 166632, 171872, 193356, 208608, 222176, 249948, 257808, 284663, 312912, 333264, 386712, 499896, 515616, 569326, 625824, 666528, 773424, 853989, 999792, 1138652, 1546848, 1707978, 1999584, 2277304, 2561967, 3415956, 4554608, 5123934, 6831912, 9109216, 10247868, 13663824, 20495736, 27327648, 40991472, 81982944]

約数ペア:

[(1, 81982944), (2, 40991472), (3, 27327648), (4, 20495736), (6, 13663824), (8, 10247868), (9, 9109216), (12, 6831912), (16, 5123934), (18, 4554608), (24, 3415956), (32, 2561967), (36, 2277304), (41, 1999584), (48, 1707978), (53, 1546848), (72, 1138652), (82, 999792), (96, 853989), (106, 773424), (123, 666528), (131, 625824), (144, 569326), (159, 515616), (164, 499896), (212, 386712), (246, 333264), (262, 312912), (288, 284663), (318, 257808), (328, 249948), (369, 222176), (393, 208608), (424, 193356), (477, 171872), (492, 166632), (524, 156456), (636, 128904), (656, 124974), (738, 111088), (786, 104304), (848, 96678), (954, 85936), (984, 83316), (1048, 78228), (1179, 69536), (1272, 64452), (1312, 62487), (1476, 55544), (1572, 52152), (1696, 48339), (1908, 42968), (1968, 41658), (2096, 39114), (2173, 37728), (2358, 34768), (2544, 32226), (2952, 27772), (3144, 26076), (3816, 21484), (3936, 20829), (4192, 19557), (4346, 18864), (4716, 17384), (5088, 16113), (5371, 15264), (5904, 13886), (6288, 13038), (6519, 12576), (6943, 11808), (7632, 10742), (8692, 9432)]