313899520

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 160

約数和(自身を含む): 837910656

約数和(自身を除く): 524011136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 128, 142, 157, 160, 176, 220, 256, 284, 314, 320, 352, 355, 440, 512, 568, 628, 640, 704, 710, 781, 785, 880, 1136, 1256, 1280, 1408, 1420, 1562, 1570, 1727, 1760, 2272, 2512, 2560, 2816, 2840, 3124, 3140, 3454, 3520, 3905, 4544, 5024, 5632, 5680, 6248, 6280, 6908, 7040, 7810, 8635, 9088, 10048, 11147, 11360, 12496, 12560, 13816, 14080, 15620, 17270, 18176, 20096, 22294, 22720, 24992, 25120, 27632, 28160, 31240, 34540, 36352, 40192, 44588, 45440, 49984, 50240, 55264, 55735, 62480, 69080, 80384, 89176, 90880, 99968, 100480, 110528, 111470, 122617, 124960, 138160, 178352, 181760, 199936, 200960, 221056, 222940, 245234, 249920, 276320, 356704, 399872, 401920, 442112, 445880, 490468, 499840, 552640, 613085, 713408, 884224, 891760, 980936, 999680, 1105280, 1226170, 1426816, 1783520, 1961872, 1999360, 2210560, 2452340, 2853632, 3567040, 3923744, 4421120, 4904680, 5707264, 7134080, 7847488, 9809360, 14268160, 15694976, 19618720, 28536320, 31389952, 39237440, 62779904, 78474880, 156949760, 313899520]

約数ペア:

[(1, 313899520), (2, 156949760), (4, 78474880), (5, 62779904), (8, 39237440), (10, 31389952), (11, 28536320), (16, 19618720), (20, 15694976), (22, 14268160), (32, 9809360), (40, 7847488), (44, 7134080), (55, 5707264), (64, 4904680), (71, 4421120), (80, 3923744), (88, 3567040), (110, 2853632), (128, 2452340), (142, 2210560), (157, 1999360), (160, 1961872), (176, 1783520), (220, 1426816), (256, 1226170), (284, 1105280), (314, 999680), (320, 980936), (352, 891760), (355, 884224), (440, 713408), (512, 613085), (568, 552640), (628, 499840), (640, 490468), (704, 445880), (710, 442112), (781, 401920), (785, 399872), (880, 356704), (1136, 276320), (1256, 249920), (1280, 245234), (1408, 222940), (1420, 221056), (1562, 200960), (1570, 199936), (1727, 181760), (1760, 178352), (2272, 138160), (2512, 124960), (2560, 122617), (2816, 111470), (2840, 110528), (3124, 100480), (3140, 99968), (3454, 90880), (3520, 89176), (3905, 80384), (4544, 69080), (5024, 62480), (5632, 55735), (5680, 55264), (6248, 50240), (6280, 49984), (6908, 45440), (7040, 44588), (7810, 40192), (8635, 36352), (9088, 34540), (10048, 31240), (11147, 28160), (11360, 27632), (12496, 25120), (12560, 24992), (13816, 22720), (14080, 22294), (15620, 20096), (17270, 18176)]