137927720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1873}}^1$

素因数の和:2154

約数の個数: 64

約数和(自身を含む): 356209920

約数和(自身を除く): 218282200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 1052, 1315, 1841, 1873, 2104, 2630, 3682, 3746, 5260, 7364, 7492, 9205, 9365, 10520, 13111, 14728, 14984, 18410, 18730, 26222, 36820, 37460, 52444, 65555, 73640, 74920, 104888, 131110, 262220, 492599, 524440, 985198, 1970396, 2462995, 3448193, 3940792, 4925990, 6896386, 9851980, 13792772, 17240965, 19703960, 27585544, 34481930, 68963860, 137927720]

約数ペア:

[(1, 137927720), (2, 68963860), (4, 34481930), (5, 27585544), (7, 19703960), (8, 17240965), (10, 13792772), (14, 9851980), (20, 6896386), (28, 4925990), (35, 3940792), (40, 3448193), (56, 2462995), (70, 1970396), (140, 985198), (263, 524440), (280, 492599), (526, 262220), (1052, 131110), (1315, 104888), (1841, 74920), (1873, 73640), (2104, 65555), (2630, 52444), (3682, 37460), (3746, 36820), (5260, 26222), (7364, 18730), (7492, 18410), (9205, 14984), (9365, 14728), (10520, 13111)]