81420768

素因数分解:

$2^5\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:702

約数の個数: 192

約数和(自身を含む): 279417600

約数和(自身を除く): 197996832

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 32, 33, 36, 39, 44, 48, 52, 54, 66, 72, 78, 88, 96, 99, 104, 108, 117, 132, 143, 144, 156, 176, 198, 208, 216, 234, 264, 286, 288, 297, 312, 351, 352, 396, 416, 429, 432, 468, 528, 572, 594, 624, 659, 702, 792, 858, 864, 936, 1056, 1144, 1188, 1248, 1287, 1318, 1404, 1584, 1716, 1872, 1977, 2288, 2376, 2574, 2636, 2808, 3168, 3432, 3744, 3861, 3954, 4576, 4752, 5148, 5272, 5616, 5931, 6864, 7249, 7722, 7908, 8567, 9504, 10296, 10544, 11232, 11862, 13728, 14498, 15444, 15816, 17134, 17793, 20592, 21088, 21747, 23724, 25701, 28996, 30888, 31632, 34268, 35586, 41184, 43494, 47448, 51402, 57992, 61776, 63264, 65241, 68536, 71172, 77103, 86988, 94237, 94896, 102804, 115984, 123552, 130482, 137072, 142344, 154206, 173976, 188474, 189792, 195723, 205608, 231309, 231968, 260964, 274144, 282711, 284688, 308412, 347952, 376948, 391446, 411216, 462618, 521928, 565422, 569376, 616824, 695904, 753896, 782892, 822432, 848133, 925236, 1043856, 1130844, 1233648, 1507792, 1565784, 1696266, 1850472, 2087712, 2261688, 2467296, 2544399, 3015584, 3131568, 3392532, 3700944, 4523376, 5088798, 6263136, 6785064, 7401888, 9046752, 10177596, 13570128, 20355192, 27140256, 40710384, 81420768]

約数ペア:

[(1, 81420768), (2, 40710384), (3, 27140256), (4, 20355192), (6, 13570128), (8, 10177596), (9, 9046752), (11, 7401888), (12, 6785064), (13, 6263136), (16, 5088798), (18, 4523376), (22, 3700944), (24, 3392532), (26, 3131568), (27, 3015584), (32, 2544399), (33, 2467296), (36, 2261688), (39, 2087712), (44, 1850472), (48, 1696266), (52, 1565784), (54, 1507792), (66, 1233648), (72, 1130844), (78, 1043856), (88, 925236), (96, 848133), (99, 822432), (104, 782892), (108, 753896), (117, 695904), (132, 616824), (143, 569376), (144, 565422), (156, 521928), (176, 462618), (198, 411216), (208, 391446), (216, 376948), (234, 347952), (264, 308412), (286, 284688), (288, 282711), (297, 274144), (312, 260964), (351, 231968), (352, 231309), (396, 205608), (416, 195723), (429, 189792), (432, 188474), (468, 173976), (528, 154206), (572, 142344), (594, 137072), (624, 130482), (659, 123552), (702, 115984), (792, 102804), (858, 94896), (864, 94237), (936, 86988), (1056, 77103), (1144, 71172), (1188, 68536), (1248, 65241), (1287, 63264), (1318, 61776), (1404, 57992), (1584, 51402), (1716, 47448), (1872, 43494), (1977, 41184), (2288, 35586), (2376, 34268), (2574, 31632), (2636, 30888), (2808, 28996), (3168, 25701), (3432, 23724), (3744, 21747), (3861, 21088), (3954, 20592), (4576, 17793), (4752, 17134), (5148, 15816), (5272, 15444), (5616, 14498), (5931, 13728), (6864, 11862), (7249, 11232), (7722, 10544), (7908, 10296), (8567, 9504)]