199613440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3037

約数の個数: 88

約数和(自身を含む): 515844000

約数和(自身を除く): 316230560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 2999, 3328, 4160, 5120, 5998, 6656, 8320, 11996, 13312, 14995, 16640, 23992, 29990, 33280, 38987, 47984, 59980, 66560, 77974, 95968, 119960, 155948, 191936, 194935, 239920, 311896, 383872, 389870, 479840, 623792, 767744, 779740, 959680, 1247584, 1535488, 1559480, 1919360, 2495168, 3070976, 3118960, 3838720, 4990336, 6237920, 7677440, 9980672, 12475840, 15354880, 19961344, 24951680, 39922688, 49903360, 99806720, 199613440]

約数ペア:

[(1, 199613440), (2, 99806720), (4, 49903360), (5, 39922688), (8, 24951680), (10, 19961344), (13, 15354880), (16, 12475840), (20, 9980672), (26, 7677440), (32, 6237920), (40, 4990336), (52, 3838720), (64, 3118960), (65, 3070976), (80, 2495168), (104, 1919360), (128, 1559480), (130, 1535488), (160, 1247584), (208, 959680), (256, 779740), (260, 767744), (320, 623792), (416, 479840), (512, 389870), (520, 383872), (640, 311896), (832, 239920), (1024, 194935), (1040, 191936), (1280, 155948), (1664, 119960), (2080, 95968), (2560, 77974), (2999, 66560), (3328, 59980), (4160, 47984), (5120, 38987), (5998, 33280), (6656, 29990), (8320, 23992), (11996, 16640), (13312, 14995)]