1720872

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 4953600

約数和(自身を除く): 3232728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 257, 279, 372, 514, 558, 744, 771, 837, 1028, 1116, 1542, 1674, 2056, 2232, 2313, 3084, 3348, 4626, 6168, 6696, 6939, 7967, 9252, 13878, 15934, 18504, 23901, 27756, 31868, 47802, 55512, 63736, 71703, 95604, 143406, 191208, 215109, 286812, 430218, 573624, 860436, 1720872]

約数ペア:

[(1, 1720872), (2, 860436), (3, 573624), (4, 430218), (6, 286812), (8, 215109), (9, 191208), (12, 143406), (18, 95604), (24, 71703), (27, 63736), (31, 55512), (36, 47802), (54, 31868), (62, 27756), (72, 23901), (93, 18504), (108, 15934), (124, 13878), (186, 9252), (216, 7967), (248, 6939), (257, 6696), (279, 6168), (372, 4626), (514, 3348), (558, 3084), (744, 2313), (771, 2232), (837, 2056), (1028, 1674), (1116, 1542)]