647455680

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{24979}}^1$

素因数の和:25008

約数の個数: 140

約数和(自身を含む): 2303205960

約数和(自身を除く): 1655750280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 24979, 25920, 49958, 74937, 99916, 124895, 149874, 199832, 224811, 249790, 299748, 374685, 399664, 449622, 499580, 599496, 674433, 749370, 799328, 899244, 999160, 1124055, 1198992, 1348866, 1498740, 1598656, 1798488, 1998320, 2023299, 2248110, 2397984, 2697732, 2997480, 3372165, 3596976, 3996640, 4046598, 4496220, 4795968, 5395464, 5994960, 6744330, 7193952, 7993280, 8093196, 8992440, 10116495, 10790928, 11989920, 13488660, 14387904, 16186392, 17984880, 20232990, 21581856, 23979840, 26977320, 32372784, 35969760, 40465980, 43163712, 53954640, 64745568, 71939520, 80931960, 107909280, 129491136, 161863920, 215818560, 323727840, 647455680]

約数ペア:

[(1, 647455680), (2, 323727840), (3, 215818560), (4, 161863920), (5, 129491136), (6, 107909280), (8, 80931960), (9, 71939520), (10, 64745568), (12, 53954640), (15, 43163712), (16, 40465980), (18, 35969760), (20, 32372784), (24, 26977320), (27, 23979840), (30, 21581856), (32, 20232990), (36, 17984880), (40, 16186392), (45, 14387904), (48, 13488660), (54, 11989920), (60, 10790928), (64, 10116495), (72, 8992440), (80, 8093196), (81, 7993280), (90, 7193952), (96, 6744330), (108, 5994960), (120, 5395464), (135, 4795968), (144, 4496220), (160, 4046598), (162, 3996640), (180, 3596976), (192, 3372165), (216, 2997480), (240, 2697732), (270, 2397984), (288, 2248110), (320, 2023299), (324, 1998320), (360, 1798488), (405, 1598656), (432, 1498740), (480, 1348866), (540, 1198992), (576, 1124055), (648, 999160), (720, 899244), (810, 799328), (864, 749370), (960, 674433), (1080, 599496), (1296, 499580), (1440, 449622), (1620, 399664), (1728, 374685), (2160, 299748), (2592, 249790), (2880, 224811), (3240, 199832), (4320, 149874), (5184, 124895), (6480, 99916), (8640, 74937), (12960, 49958), (24979, 25920)]