212753340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1181963}}^1$

素因数の和:1181978

約数の個数: 36

約数和(自身を含む): 645352344

約数和(自身を除く): 432599004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1181963, 2363926, 3545889, 4727852, 5909815, 7091778, 10637667, 11819630, 14183556, 17729445, 21275334, 23639260, 35458890, 42550668, 53188335, 70917780, 106376670, 212753340]

約数ペア:

[(1, 212753340), (2, 106376670), (3, 70917780), (4, 53188335), (5, 42550668), (6, 35458890), (9, 23639260), (10, 21275334), (12, 17729445), (15, 14183556), (18, 11819630), (20, 10637667), (30, 7091778), (36, 5909815), (45, 4727852), (60, 3545889), (90, 2363926), (180, 1181963)]