281377488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:545

約数の個数: 160

約数和(自身を含む): 874229760

約数和(自身を除く): 592852272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 67, 84, 87, 112, 116, 134, 168, 174, 201, 203, 232, 268, 336, 348, 402, 406, 431, 464, 469, 536, 609, 696, 804, 812, 862, 938, 1072, 1218, 1293, 1392, 1407, 1608, 1624, 1724, 1876, 1943, 2436, 2586, 2814, 3017, 3216, 3248, 3448, 3752, 3886, 4872, 5172, 5628, 5829, 6034, 6896, 7504, 7772, 9051, 9744, 10344, 11256, 11658, 12068, 12499, 13601, 15544, 18102, 20688, 22512, 23316, 24136, 24998, 27202, 28877, 31088, 36204, 37497, 40803, 46632, 48272, 49996, 54404, 57754, 72408, 74994, 81606, 86631, 87493, 93264, 99992, 108808, 115508, 144816, 149988, 163212, 173262, 174986, 199984, 202139, 217616, 231016, 262479, 299976, 326424, 346524, 349972, 404278, 462032, 524958, 599952, 606417, 652848, 693048, 699944, 808556, 837433, 1049916, 1212834, 1386096, 1399888, 1617112, 1674866, 2099832, 2425668, 2512299, 3234224, 3349732, 4199664, 4851336, 5024598, 5862031, 6699464, 9702672, 10049196, 11724062, 13398928, 17586093, 20098392, 23448124, 35172186, 40196784, 46896248, 70344372, 93792496, 140688744, 281377488]

約数ペア:

[(1, 281377488), (2, 140688744), (3, 93792496), (4, 70344372), (6, 46896248), (7, 40196784), (8, 35172186), (12, 23448124), (14, 20098392), (16, 17586093), (21, 13398928), (24, 11724062), (28, 10049196), (29, 9702672), (42, 6699464), (48, 5862031), (56, 5024598), (58, 4851336), (67, 4199664), (84, 3349732), (87, 3234224), (112, 2512299), (116, 2425668), (134, 2099832), (168, 1674866), (174, 1617112), (201, 1399888), (203, 1386096), (232, 1212834), (268, 1049916), (336, 837433), (348, 808556), (402, 699944), (406, 693048), (431, 652848), (464, 606417), (469, 599952), (536, 524958), (609, 462032), (696, 404278), (804, 349972), (812, 346524), (862, 326424), (938, 299976), (1072, 262479), (1218, 231016), (1293, 217616), (1392, 202139), (1407, 199984), (1608, 174986), (1624, 173262), (1724, 163212), (1876, 149988), (1943, 144816), (2436, 115508), (2586, 108808), (2814, 99992), (3017, 93264), (3216, 87493), (3248, 86631), (3448, 81606), (3752, 74994), (3886, 72408), (4872, 57754), (5172, 54404), (5628, 49996), (5829, 48272), (6034, 46632), (6896, 40803), (7504, 37497), (7772, 36204), (9051, 31088), (9744, 28877), (10344, 27202), (11256, 24998), (11658, 24136), (12068, 23316), (12499, 22512), (13601, 20688), (15544, 18102)]