787481280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2153}}^1$

素因数の和:2303

約数の個数: 168

約数和(自身を含む): 2731203072

約数和(自身を除く): 1943721792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 144, 160, 180, 192, 240, 254, 288, 320, 360, 381, 480, 508, 576, 635, 720, 762, 960, 1016, 1143, 1270, 1440, 1524, 1905, 2032, 2153, 2286, 2540, 2880, 3048, 3810, 4064, 4306, 4572, 5080, 5715, 6096, 6459, 7620, 8128, 8612, 9144, 10160, 10765, 11430, 12192, 12918, 15240, 17224, 18288, 19377, 20320, 21530, 22860, 24384, 25836, 30480, 32295, 34448, 36576, 38754, 40640, 43060, 45720, 51672, 60960, 64590, 68896, 73152, 77508, 86120, 91440, 96885, 103344, 121920, 129180, 137792, 155016, 172240, 182880, 193770, 206688, 258360, 273431, 310032, 344480, 365760, 387540, 413376, 516720, 546862, 620064, 688960, 775080, 820293, 1033440, 1093724, 1240128, 1367155, 1550160, 1640586, 2066880, 2187448, 2460879, 2734310, 3100320, 3281172, 4101465, 4374896, 4921758, 5468620, 6200640, 6562344, 8202930, 8749792, 9843516, 10937240, 12304395, 13124688, 16405860, 17499584, 19687032, 21874480, 24608790, 26249376, 32811720, 39374064, 43748960, 49217580, 52498752, 65623440, 78748128, 87497920, 98435160, 131246880, 157496256, 196870320, 262493760, 393740640, 787481280]

約数ペア:

[(1, 787481280), (2, 393740640), (3, 262493760), (4, 196870320), (5, 157496256), (6, 131246880), (8, 98435160), (9, 87497920), (10, 78748128), (12, 65623440), (15, 52498752), (16, 49217580), (18, 43748960), (20, 39374064), (24, 32811720), (30, 26249376), (32, 24608790), (36, 21874480), (40, 19687032), (45, 17499584), (48, 16405860), (60, 13124688), (64, 12304395), (72, 10937240), (80, 9843516), (90, 8749792), (96, 8202930), (120, 6562344), (127, 6200640), (144, 5468620), (160, 4921758), (180, 4374896), (192, 4101465), (240, 3281172), (254, 3100320), (288, 2734310), (320, 2460879), (360, 2187448), (381, 2066880), (480, 1640586), (508, 1550160), (576, 1367155), (635, 1240128), (720, 1093724), (762, 1033440), (960, 820293), (1016, 775080), (1143, 688960), (1270, 620064), (1440, 546862), (1524, 516720), (1905, 413376), (2032, 387540), (2153, 365760), (2286, 344480), (2540, 310032), (2880, 273431), (3048, 258360), (3810, 206688), (4064, 193770), (4306, 182880), (4572, 172240), (5080, 155016), (5715, 137792), (6096, 129180), (6459, 121920), (7620, 103344), (8128, 96885), (8612, 91440), (9144, 86120), (10160, 77508), (10765, 73152), (11430, 68896), (12192, 64590), (12918, 60960), (15240, 51672), (17224, 45720), (18288, 43060), (19377, 40640), (20320, 38754), (21530, 36576), (22860, 34448), (24384, 32295), (25836, 30480)]