7877704520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1583}}^1\times {\mathrm{2539}}^1$

素因数の和:4147

約数の個数: 96

約数和(自身を含む): 20639836800

約数和(自身を除く): 12762132280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1583, 1960, 2539, 3166, 5078, 6332, 7915, 10156, 11081, 12664, 12695, 15830, 17773, 20312, 22162, 25390, 31660, 35546, 44324, 50780, 55405, 63320, 71092, 77567, 88648, 88865, 101560, 110810, 124411, 142184, 155134, 177730, 221620, 248822, 310268, 355460, 387835, 443240, 497644, 620536, 622055, 710920, 775670, 995288, 1244110, 1551340, 2488220, 3102680, 4019237, 4976440, 8038474, 16076948, 20096185, 28134659, 32153896, 40192370, 56269318, 80384740, 112538636, 140673295, 160769480, 196942613, 225077272, 281346590, 393885226, 562693180, 787770452, 984713065, 1125386360, 1575540904, 1969426130, 3938852260, 7877704520]

約数ペア:

[(1, 7877704520), (2, 3938852260), (4, 1969426130), (5, 1575540904), (7, 1125386360), (8, 984713065), (10, 787770452), (14, 562693180), (20, 393885226), (28, 281346590), (35, 225077272), (40, 196942613), (49, 160769480), (56, 140673295), (70, 112538636), (98, 80384740), (140, 56269318), (196, 40192370), (245, 32153896), (280, 28134659), (392, 20096185), (490, 16076948), (980, 8038474), (1583, 4976440), (1960, 4019237), (2539, 3102680), (3166, 2488220), (5078, 1551340), (6332, 1244110), (7915, 995288), (10156, 775670), (11081, 710920), (12664, 622055), (12695, 620536), (15830, 497644), (17773, 443240), (20312, 387835), (22162, 355460), (25390, 310268), (31660, 248822), (35546, 221620), (44324, 177730), (50780, 155134), (55405, 142184), (63320, 124411), (71092, 110810), (77567, 101560), (88648, 88865)]