27177780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{64709}}^1$

素因数の和:64728

約数の個数: 48

約数和(自身を含む): 86970240

約数和(自身を除く): 59792460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 64709, 129418, 194127, 258836, 323545, 388254, 452963, 647090, 776508, 905926, 970635, 1294180, 1358889, 1811852, 1941270, 2264815, 2717778, 3882540, 4529630, 5435556, 6794445, 9059260, 13588890, 27177780]

約数ペア:

[(1, 27177780), (2, 13588890), (3, 9059260), (4, 6794445), (5, 5435556), (6, 4529630), (7, 3882540), (10, 2717778), (12, 2264815), (14, 1941270), (15, 1811852), (20, 1358889), (21, 1294180), (28, 970635), (30, 905926), (35, 776508), (42, 647090), (60, 452963), (70, 388254), (84, 323545), (105, 258836), (140, 194127), (210, 129418), (420, 64709)]