81331536

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 240

約数和(自身を含む): 268607808

約数和(自身を除く): 187276272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 17, 22, 24, 26, 33, 34, 39, 41, 44, 48, 51, 52, 66, 68, 78, 82, 88, 102, 104, 123, 132, 136, 143, 156, 164, 176, 187, 204, 208, 221, 246, 264, 272, 286, 289, 312, 328, 374, 408, 429, 442, 451, 492, 528, 533, 561, 572, 578, 624, 656, 663, 697, 748, 816, 858, 867, 884, 902, 984, 1066, 1122, 1144, 1156, 1326, 1353, 1394, 1496, 1599, 1716, 1734, 1768, 1804, 1968, 2091, 2132, 2244, 2288, 2312, 2431, 2652, 2706, 2788, 2992, 3179, 3198, 3432, 3468, 3536, 3608, 3757, 4182, 4264, 4488, 4624, 4862, 5304, 5412, 5576, 5863, 6358, 6396, 6864, 6936, 7216, 7293, 7514, 7667, 8364, 8528, 8976, 9061, 9537, 9724, 10608, 10824, 11152, 11271, 11726, 11849, 12716, 12792, 13872, 14586, 15028, 15334, 16728, 17589, 18122, 19074, 19448, 21648, 22542, 23001, 23452, 23698, 25432, 25584, 27183, 29172, 30056, 30668, 33456, 35178, 35547, 36244, 38148, 38896, 41327, 45084, 46002, 46904, 47396, 50864, 54366, 58344, 60112, 61336, 70356, 71094, 72488, 76296, 82654, 90168, 92004, 93808, 94792, 99671, 108732, 116688, 122672, 123981, 130339, 140712, 142188, 144976, 152592, 154037, 165308, 180336, 184008, 189584, 199342, 217464, 247962, 260678, 281424, 284376, 299013, 308074, 330616, 368016, 391017, 398684, 434928, 462111, 495924, 521356, 568752, 598026, 616148, 661232, 782034, 797368, 924222, 991848, 1042712, 1196052, 1232296, 1564068, 1594736, 1694407, 1848444, 1983696, 2085424, 2392104, 2464592, 3128136, 3388814, 3696888, 4784208, 5083221, 6256272, 6777628, 7393776, 10166442, 13555256, 20332884, 27110512, 40665768, 81331536]

約数ペア:

[(1, 81331536), (2, 40665768), (3, 27110512), (4, 20332884), (6, 13555256), (8, 10166442), (11, 7393776), (12, 6777628), (13, 6256272), (16, 5083221), (17, 4784208), (22, 3696888), (24, 3388814), (26, 3128136), (33, 2464592), (34, 2392104), (39, 2085424), (41, 1983696), (44, 1848444), (48, 1694407), (51, 1594736), (52, 1564068), (66, 1232296), (68, 1196052), (78, 1042712), (82, 991848), (88, 924222), (102, 797368), (104, 782034), (123, 661232), (132, 616148), (136, 598026), (143, 568752), (156, 521356), (164, 495924), (176, 462111), (187, 434928), (204, 398684), (208, 391017), (221, 368016), (246, 330616), (264, 308074), (272, 299013), (286, 284376), (289, 281424), (312, 260678), (328, 247962), (374, 217464), (408, 199342), (429, 189584), (442, 184008), (451, 180336), (492, 165308), (528, 154037), (533, 152592), (561, 144976), (572, 142188), (578, 140712), (624, 130339), (656, 123981), (663, 122672), (697, 116688), (748, 108732), (816, 99671), (858, 94792), (867, 93808), (884, 92004), (902, 90168), (984, 82654), (1066, 76296), (1122, 72488), (1144, 71094), (1156, 70356), (1326, 61336), (1353, 60112), (1394, 58344), (1496, 54366), (1599, 50864), (1716, 47396), (1734, 46904), (1768, 46002), (1804, 45084), (1968, 41327), (2091, 38896), (2132, 38148), (2244, 36244), (2288, 35547), (2312, 35178), (2431, 33456), (2652, 30668), (2706, 30056), (2788, 29172), (2992, 27183), (3179, 25584), (3198, 25432), (3432, 23698), (3468, 23452), (3536, 23001), (3608, 22542), (3757, 21648), (4182, 19448), (4264, 19074), (4488, 18122), (4624, 17589), (4862, 16728), (5304, 15334), (5412, 15028), (5576, 14586), (5863, 13872), (6358, 12792), (6396, 12716), (6864, 11849), (6936, 11726), (7216, 11271), (7293, 11152), (7514, 10824), (7667, 10608), (8364, 9724), (8528, 9537), (8976, 9061)]