2722140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^2$

素因数の和:160

約数の個数: 72

約数和(自身を含む): 8589840

約数和(自身を除く): 5867700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 90, 108, 135, 142, 180, 213, 270, 284, 355, 426, 540, 639, 710, 852, 1065, 1278, 1420, 1917, 2130, 2556, 3195, 3834, 4260, 5041, 6390, 7668, 9585, 10082, 12780, 15123, 19170, 20164, 25205, 30246, 38340, 45369, 50410, 60492, 75615, 90738, 100820, 136107, 151230, 181476, 226845, 272214, 302460, 453690, 544428, 680535, 907380, 1361070, 2722140]

約数ペア:

[(1, 2722140), (2, 1361070), (3, 907380), (4, 680535), (5, 544428), (6, 453690), (9, 302460), (10, 272214), (12, 226845), (15, 181476), (18, 151230), (20, 136107), (27, 100820), (30, 90738), (36, 75615), (45, 60492), (54, 50410), (60, 45369), (71, 38340), (90, 30246), (108, 25205), (135, 20164), (142, 19170), (180, 15123), (213, 12780), (270, 10082), (284, 9585), (355, 7668), (426, 6390), (540, 5041), (639, 4260), (710, 3834), (852, 3195), (1065, 2556), (1278, 2130), (1420, 1917)]