81407832

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 240086280

約数和(自身を除く): 158678448

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 97, 102, 121, 132, 136, 187, 194, 204, 242, 264, 289, 291, 363, 374, 388, 408, 484, 561, 578, 582, 726, 748, 776, 867, 968, 1067, 1122, 1156, 1164, 1452, 1496, 1649, 1734, 2057, 2134, 2244, 2312, 2328, 2904, 3179, 3201, 3298, 3468, 4114, 4268, 4488, 4947, 6171, 6358, 6402, 6596, 6936, 8228, 8536, 9537, 9894, 11737, 12342, 12716, 12804, 13192, 16456, 18139, 19074, 19788, 23474, 24684, 25432, 25608, 28033, 34969, 35211, 36278, 38148, 39576, 46948, 49368, 54417, 56066, 69938, 70422, 72556, 76296, 84099, 93896, 104907, 108834, 112132, 139876, 140844, 145112, 168198, 199529, 209814, 217668, 224264, 279752, 281688, 308363, 336396, 399058, 419628, 435336, 598587, 616726, 672792, 798116, 839256, 925089, 1197174, 1233452, 1596232, 1850178, 2394348, 2466904, 3391993, 3700356, 4788696, 6783986, 7400712, 10175979, 13567972, 20351958, 27135944, 40703916, 81407832]

約数ペア:

[(1, 81407832), (2, 40703916), (3, 27135944), (4, 20351958), (6, 13567972), (8, 10175979), (11, 7400712), (12, 6783986), (17, 4788696), (22, 3700356), (24, 3391993), (33, 2466904), (34, 2394348), (44, 1850178), (51, 1596232), (66, 1233452), (68, 1197174), (88, 925089), (97, 839256), (102, 798116), (121, 672792), (132, 616726), (136, 598587), (187, 435336), (194, 419628), (204, 399058), (242, 336396), (264, 308363), (289, 281688), (291, 279752), (363, 224264), (374, 217668), (388, 209814), (408, 199529), (484, 168198), (561, 145112), (578, 140844), (582, 139876), (726, 112132), (748, 108834), (776, 104907), (867, 93896), (968, 84099), (1067, 76296), (1122, 72556), (1156, 70422), (1164, 69938), (1452, 56066), (1496, 54417), (1649, 49368), (1734, 46948), (2057, 39576), (2134, 38148), (2244, 36278), (2312, 35211), (2328, 34969), (2904, 28033), (3179, 25608), (3201, 25432), (3298, 24684), (3468, 23474), (4114, 19788), (4268, 19074), (4488, 18139), (4947, 16456), (6171, 13192), (6358, 12804), (6402, 12716), (6596, 12342), (6936, 11737), (8228, 9894), (8536, 9537)]