127777770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16319}}^1$

素因数の和:16364

約数の個数: 64

約数和(自身を含む): 352512000

約数和(自身を除く): 224734230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2610, 3915, 7830, 16319, 32638, 48957, 81595, 97914, 146871, 163190, 244785, 293742, 440613, 473251, 489570, 734355, 881226, 946502, 1419753, 1468710, 2203065, 2366255, 2839506, 4259259, 4406130, 4732510, 7098765, 8518518, 12777777, 14197530, 21296295, 25555554, 42592590, 63888885, 127777770]

約数ペア:

[(1, 127777770), (2, 63888885), (3, 42592590), (5, 25555554), (6, 21296295), (9, 14197530), (10, 12777777), (15, 8518518), (18, 7098765), (27, 4732510), (29, 4406130), (30, 4259259), (45, 2839506), (54, 2366255), (58, 2203065), (87, 1468710), (90, 1419753), (135, 946502), (145, 881226), (174, 734355), (261, 489570), (270, 473251), (290, 440613), (435, 293742), (522, 244785), (783, 163190), (870, 146871), (1305, 97914), (1566, 81595), (2610, 48957), (3915, 32638), (7830, 16319)]