281242416

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 937773312

約数和(自身を除く): 656530896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 48, 52, 56, 62, 67, 78, 84, 91, 93, 104, 112, 124, 134, 156, 168, 182, 186, 201, 208, 217, 248, 268, 273, 312, 336, 364, 372, 402, 403, 434, 469, 496, 536, 546, 624, 651, 728, 744, 804, 806, 868, 871, 938, 961, 1072, 1092, 1209, 1302, 1407, 1456, 1488, 1608, 1612, 1736, 1742, 1876, 1922, 2077, 2184, 2418, 2604, 2613, 2814, 2821, 2883, 3216, 3224, 3472, 3484, 3752, 3844, 4154, 4368, 4836, 5208, 5226, 5628, 5642, 5766, 6097, 6231, 6448, 6727, 6968, 7504, 7688, 8308, 8463, 9672, 10416, 10452, 11256, 11284, 11532, 12194, 12462, 12493, 13454, 13936, 14539, 15376, 16616, 16926, 18291, 19344, 20181, 20904, 22512, 22568, 23064, 24388, 24924, 24986, 26908, 27001, 29078, 33232, 33852, 36582, 37479, 40362, 41808, 43617, 45136, 46128, 48776, 49848, 49972, 53816, 54002, 58156, 64387, 67704, 73164, 74958, 80724, 81003, 87234, 87451, 97552, 99696, 99944, 107632, 108004, 116312, 128774, 135408, 146328, 149916, 161448, 162006, 174468, 174902, 189007, 193161, 199888, 216008, 232624, 257548, 262353, 292656, 299832, 322896, 324012, 348936, 349804, 378014, 386322, 432016, 450709, 515096, 524706, 567021, 599664, 648024, 697872, 699608, 756028, 772644, 837031, 901418, 1030192, 1049412, 1134042, 1296048, 1352127, 1399216, 1512056, 1545288, 1674062, 1802836, 2098824, 2268084, 2511093, 2704254, 3024112, 3090576, 3348124, 3605672, 4197648, 4536168, 5022186, 5408508, 5859217, 6696248, 7211344, 9072336, 10044372, 10817016, 11718434, 13392496, 17577651, 20088744, 21634032, 23436868, 35155302, 40177488, 46873736, 70310604, 93747472, 140621208, 281242416]

約数ペア:

[(1, 281242416), (2, 140621208), (3, 93747472), (4, 70310604), (6, 46873736), (7, 40177488), (8, 35155302), (12, 23436868), (13, 21634032), (14, 20088744), (16, 17577651), (21, 13392496), (24, 11718434), (26, 10817016), (28, 10044372), (31, 9072336), (39, 7211344), (42, 6696248), (48, 5859217), (52, 5408508), (56, 5022186), (62, 4536168), (67, 4197648), (78, 3605672), (84, 3348124), (91, 3090576), (93, 3024112), (104, 2704254), (112, 2511093), (124, 2268084), (134, 2098824), (156, 1802836), (168, 1674062), (182, 1545288), (186, 1512056), (201, 1399216), (208, 1352127), (217, 1296048), (248, 1134042), (268, 1049412), (273, 1030192), (312, 901418), (336, 837031), (364, 772644), (372, 756028), (402, 699608), (403, 697872), (434, 648024), (469, 599664), (496, 567021), (536, 524706), (546, 515096), (624, 450709), (651, 432016), (728, 386322), (744, 378014), (804, 349804), (806, 348936), (868, 324012), (871, 322896), (938, 299832), (961, 292656), (1072, 262353), (1092, 257548), (1209, 232624), (1302, 216008), (1407, 199888), (1456, 193161), (1488, 189007), (1608, 174902), (1612, 174468), (1736, 162006), (1742, 161448), (1876, 149916), (1922, 146328), (2077, 135408), (2184, 128774), (2418, 116312), (2604, 108004), (2613, 107632), (2814, 99944), (2821, 99696), (2883, 97552), (3216, 87451), (3224, 87234), (3472, 81003), (3484, 80724), (3752, 74958), (3844, 73164), (4154, 67704), (4368, 64387), (4836, 58156), (5208, 54002), (5226, 53816), (5628, 49972), (5642, 49848), (5766, 48776), (6097, 46128), (6231, 45136), (6448, 43617), (6727, 41808), (6968, 40362), (7504, 37479), (7688, 36582), (8308, 33852), (8463, 33232), (9672, 29078), (10416, 27001), (10452, 26908), (11256, 24986), (11284, 24924), (11532, 24388), (12194, 23064), (12462, 22568), (12493, 22512), (13454, 20904), (13936, 20181), (14539, 19344), (15376, 18291), (16616, 16926)]