54078840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{16691}}^1$

素因数の和:16714

約数の個数: 80

約数和(自身を含む): 181775880

約数和(自身を除く): 127697040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 16691, 33382, 50073, 66764, 83455, 100146, 133528, 150219, 166910, 200292, 250365, 300438, 333820, 400584, 450657, 500730, 600876, 667640, 751095, 901314, 1001460, 1201752, 1351971, 1502190, 1802628, 2002920, 2253285, 2703942, 3004380, 3605256, 4506570, 5407884, 6008760, 6759855, 9013140, 10815768, 13519710, 18026280, 27039420, 54078840]

約数ペア:

[(1, 54078840), (2, 27039420), (3, 18026280), (4, 13519710), (5, 10815768), (6, 9013140), (8, 6759855), (9, 6008760), (10, 5407884), (12, 4506570), (15, 3605256), (18, 3004380), (20, 2703942), (24, 2253285), (27, 2002920), (30, 1802628), (36, 1502190), (40, 1351971), (45, 1201752), (54, 1001460), (60, 901314), (72, 751095), (81, 667640), (90, 600876), (108, 500730), (120, 450657), (135, 400584), (162, 333820), (180, 300438), (216, 250365), (270, 200292), (324, 166910), (360, 150219), (405, 133528), (540, 100146), (648, 83455), (810, 66764), (1080, 50073), (1620, 33382), (3240, 16691)]