281145696

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 192

約数和(自身を含む): 844462080

約数和(自身を除く): 563316384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 43, 48, 52, 62, 78, 86, 93, 96, 104, 124, 129, 156, 169, 172, 186, 208, 248, 258, 312, 338, 344, 372, 403, 416, 496, 507, 516, 559, 624, 676, 688, 744, 806, 992, 1014, 1032, 1118, 1209, 1248, 1333, 1352, 1376, 1488, 1612, 1677, 2028, 2064, 2197, 2236, 2418, 2666, 2704, 2976, 3224, 3354, 3999, 4056, 4128, 4394, 4472, 4836, 5239, 5332, 5408, 6448, 6591, 6708, 7267, 7998, 8112, 8788, 8944, 9672, 10478, 10664, 12896, 13182, 13416, 14534, 15717, 15996, 16224, 17329, 17576, 17888, 19344, 20956, 21328, 21801, 26364, 26832, 29068, 31434, 31992, 34658, 35152, 38688, 41912, 42656, 43602, 51987, 52728, 53664, 58136, 62868, 63984, 68107, 69316, 70304, 83824, 87204, 94471, 103974, 105456, 116272, 125736, 127968, 136214, 138632, 167648, 174408, 188942, 204321, 207948, 210912, 225277, 232544, 251472, 272428, 277264, 283413, 348816, 377884, 408642, 415896, 450554, 502944, 544856, 554528, 566826, 675831, 697632, 755768, 817284, 831792, 901108, 1089712, 1133652, 1351662, 1511536, 1634568, 1663584, 1802216, 2179424, 2267304, 2703324, 2928601, 3023072, 3269136, 3604432, 4534608, 5406648, 5857202, 6538272, 7208864, 8785803, 9069216, 10813296, 11714404, 17571606, 21626592, 23428808, 35143212, 46857616, 70286424, 93715232, 140572848, 281145696]

約数ペア:

[(1, 281145696), (2, 140572848), (3, 93715232), (4, 70286424), (6, 46857616), (8, 35143212), (12, 23428808), (13, 21626592), (16, 17571606), (24, 11714404), (26, 10813296), (31, 9069216), (32, 8785803), (39, 7208864), (43, 6538272), (48, 5857202), (52, 5406648), (62, 4534608), (78, 3604432), (86, 3269136), (93, 3023072), (96, 2928601), (104, 2703324), (124, 2267304), (129, 2179424), (156, 1802216), (169, 1663584), (172, 1634568), (186, 1511536), (208, 1351662), (248, 1133652), (258, 1089712), (312, 901108), (338, 831792), (344, 817284), (372, 755768), (403, 697632), (416, 675831), (496, 566826), (507, 554528), (516, 544856), (559, 502944), (624, 450554), (676, 415896), (688, 408642), (744, 377884), (806, 348816), (992, 283413), (1014, 277264), (1032, 272428), (1118, 251472), (1209, 232544), (1248, 225277), (1333, 210912), (1352, 207948), (1376, 204321), (1488, 188942), (1612, 174408), (1677, 167648), (2028, 138632), (2064, 136214), (2197, 127968), (2236, 125736), (2418, 116272), (2666, 105456), (2704, 103974), (2976, 94471), (3224, 87204), (3354, 83824), (3999, 70304), (4056, 69316), (4128, 68107), (4394, 63984), (4472, 62868), (4836, 58136), (5239, 53664), (5332, 52728), (5408, 51987), (6448, 43602), (6591, 42656), (6708, 41912), (7267, 38688), (7998, 35152), (8112, 34658), (8788, 31992), (8944, 31434), (9672, 29068), (10478, 26832), (10664, 26364), (12896, 21801), (13182, 21328), (13416, 20956), (14534, 19344), (15717, 17888), (15996, 17576), (16224, 17329)]