27781320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33073}}^1$

素因数の和:33094

約数の個数: 64

約数和(自身を含む): 95253120

約数和(自身を除く): 67471800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33073, 66146, 99219, 132292, 165365, 198438, 231511, 264584, 330730, 396876, 463022, 496095, 661460, 694533, 793752, 926044, 992190, 1157555, 1322920, 1389066, 1852088, 1984380, 2315110, 2778132, 3472665, 3968760, 4630220, 5556264, 6945330, 9260440, 13890660, 27781320]

約数ペア:

[(1, 27781320), (2, 13890660), (3, 9260440), (4, 6945330), (5, 5556264), (6, 4630220), (7, 3968760), (8, 3472665), (10, 2778132), (12, 2315110), (14, 1984380), (15, 1852088), (20, 1389066), (21, 1322920), (24, 1157555), (28, 992190), (30, 926044), (35, 793752), (40, 694533), (42, 661460), (56, 496095), (60, 463022), (70, 396876), (84, 330730), (105, 264584), (120, 231511), (140, 198438), (168, 165365), (210, 132292), (280, 99219), (420, 66146), (840, 33073)]