88270840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{859}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 227865600

約数和(自身を除く): 139594760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 367, 734, 859, 1468, 1718, 1835, 2569, 2936, 3436, 3670, 4295, 5138, 6013, 6872, 7340, 8590, 10276, 12026, 12845, 14680, 17180, 20552, 24052, 25690, 30065, 34360, 48104, 51380, 60130, 102760, 120260, 240520, 315253, 630506, 1261012, 1576265, 2206771, 2522024, 3152530, 4413542, 6305060, 8827084, 11033855, 12610120, 17654168, 22067710, 44135420, 88270840]

約数ペア:

[(1, 88270840), (2, 44135420), (4, 22067710), (5, 17654168), (7, 12610120), (8, 11033855), (10, 8827084), (14, 6305060), (20, 4413542), (28, 3152530), (35, 2522024), (40, 2206771), (56, 1576265), (70, 1261012), (140, 630506), (280, 315253), (367, 240520), (734, 120260), (859, 102760), (1468, 60130), (1718, 51380), (1835, 48104), (2569, 34360), (2936, 30065), (3436, 25690), (3670, 24052), (4295, 20552), (5138, 17180), (6013, 14680), (6872, 12845), (7340, 12026), (8590, 10276)]