281276268

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1252

約数の個数: 144

約数和(自身を含む): 849429504

約数和(自身を除く): 568153236

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 49, 52, 62, 78, 84, 91, 93, 98, 124, 147, 156, 182, 186, 196, 217, 273, 294, 364, 372, 403, 434, 546, 588, 637, 651, 806, 868, 1092, 1187, 1209, 1274, 1302, 1519, 1612, 1911, 2374, 2418, 2548, 2604, 2821, 3038, 3561, 3822, 4557, 4748, 4836, 5642, 6076, 7122, 7644, 8309, 8463, 9114, 11284, 14244, 15431, 16618, 16926, 18228, 19747, 24927, 30862, 33236, 33852, 36797, 39494, 46293, 49854, 58163, 59241, 61724, 73594, 78988, 92586, 99708, 108017, 110391, 116326, 118482, 147188, 174489, 185172, 216034, 220782, 232652, 236964, 257579, 324051, 348978, 432068, 441564, 478361, 515158, 648102, 697956, 756119, 772737, 956722, 1030316, 1296204, 1435083, 1512238, 1545474, 1803053, 1913444, 2268357, 2870166, 3024476, 3090948, 3348527, 3606106, 4536714, 5409159, 5740332, 6697054, 7212212, 9073428, 10045581, 10818318, 13394108, 20091162, 21636636, 23439689, 40182324, 46879378, 70319067, 93758756, 140638134, 281276268]

約数ペア:

[(1, 281276268), (2, 140638134), (3, 93758756), (4, 70319067), (6, 46879378), (7, 40182324), (12, 23439689), (13, 21636636), (14, 20091162), (21, 13394108), (26, 10818318), (28, 10045581), (31, 9073428), (39, 7212212), (42, 6697054), (49, 5740332), (52, 5409159), (62, 4536714), (78, 3606106), (84, 3348527), (91, 3090948), (93, 3024476), (98, 2870166), (124, 2268357), (147, 1913444), (156, 1803053), (182, 1545474), (186, 1512238), (196, 1435083), (217, 1296204), (273, 1030316), (294, 956722), (364, 772737), (372, 756119), (403, 697956), (434, 648102), (546, 515158), (588, 478361), (637, 441564), (651, 432068), (806, 348978), (868, 324051), (1092, 257579), (1187, 236964), (1209, 232652), (1274, 220782), (1302, 216034), (1519, 185172), (1612, 174489), (1911, 147188), (2374, 118482), (2418, 116326), (2548, 110391), (2604, 108017), (2821, 99708), (3038, 92586), (3561, 78988), (3822, 73594), (4557, 61724), (4748, 59241), (4836, 58163), (5642, 49854), (6076, 46293), (7122, 39494), (7644, 36797), (8309, 33852), (8463, 33236), (9114, 30862), (11284, 24927), (14244, 19747), (15431, 18228), (16618, 16926)]