263626240

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 160

約数和(自身を含む): 676162080

約数和(自身を除く): 412535840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 53, 58, 64, 67, 80, 106, 116, 128, 134, 145, 160, 212, 232, 256, 265, 268, 290, 320, 335, 424, 464, 512, 530, 536, 580, 640, 670, 848, 928, 1060, 1072, 1160, 1280, 1340, 1537, 1696, 1856, 1943, 2120, 2144, 2320, 2560, 2680, 3074, 3392, 3551, 3712, 3886, 4240, 4288, 4640, 5360, 6148, 6784, 7102, 7424, 7685, 7772, 8480, 8576, 9280, 9715, 10720, 12296, 13568, 14204, 14848, 15370, 15544, 16960, 17152, 17755, 18560, 19430, 21440, 24592, 27136, 28408, 30740, 31088, 33920, 34304, 35510, 37120, 38860, 42880, 49184, 56816, 61480, 62176, 67840, 71020, 74240, 77720, 85760, 98368, 102979, 113632, 122960, 124352, 135680, 142040, 155440, 171520, 196736, 205958, 227264, 245920, 248704, 284080, 310880, 393472, 411916, 454528, 491840, 497408, 514895, 568160, 621760, 786944, 823832, 909056, 983680, 994816, 1029790, 1136320, 1243520, 1647664, 1818112, 1967360, 2059580, 2272640, 2487040, 3295328, 3934720, 4119160, 4545280, 4974080, 6590656, 8238320, 9090560, 13181312, 16476640, 26362624, 32953280, 52725248, 65906560, 131813120, 263626240]

約数ペア:

[(1, 263626240), (2, 131813120), (4, 65906560), (5, 52725248), (8, 32953280), (10, 26362624), (16, 16476640), (20, 13181312), (29, 9090560), (32, 8238320), (40, 6590656), (53, 4974080), (58, 4545280), (64, 4119160), (67, 3934720), (80, 3295328), (106, 2487040), (116, 2272640), (128, 2059580), (134, 1967360), (145, 1818112), (160, 1647664), (212, 1243520), (232, 1136320), (256, 1029790), (265, 994816), (268, 983680), (290, 909056), (320, 823832), (335, 786944), (424, 621760), (464, 568160), (512, 514895), (530, 497408), (536, 491840), (580, 454528), (640, 411916), (670, 393472), (848, 310880), (928, 284080), (1060, 248704), (1072, 245920), (1160, 227264), (1280, 205958), (1340, 196736), (1537, 171520), (1696, 155440), (1856, 142040), (1943, 135680), (2120, 124352), (2144, 122960), (2320, 113632), (2560, 102979), (2680, 98368), (3074, 85760), (3392, 77720), (3551, 74240), (3712, 71020), (3886, 67840), (4240, 62176), (4288, 61480), (4640, 56816), (5360, 49184), (6148, 42880), (6784, 38860), (7102, 37120), (7424, 35510), (7685, 34304), (7772, 33920), (8480, 31088), (8576, 30740), (9280, 28408), (9715, 27136), (10720, 24592), (12296, 21440), (13568, 19430), (14204, 18560), (14848, 17755), (15370, 17152), (15544, 16960)]