682745580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{344821}}^1$

素因数の和:344847

約数の個数: 72

約数和(自身を含む): 2259273744

約数和(自身を除く): 1576528164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 344821, 689642, 1034463, 1379284, 1724105, 2068926, 3103389, 3448210, 3793031, 4137852, 5172315, 6206778, 6896420, 7586062, 10344630, 11379093, 12413556, 15172124, 15516945, 18965155, 20689260, 22758186, 31033890, 34137279, 37930310, 45516372, 56895465, 62067780, 68274558, 75860620, 113790930, 136549116, 170686395, 227581860, 341372790, 682745580]

約数ペア:

[(1, 682745580), (2, 341372790), (3, 227581860), (4, 170686395), (5, 136549116), (6, 113790930), (9, 75860620), (10, 68274558), (11, 62067780), (12, 56895465), (15, 45516372), (18, 37930310), (20, 34137279), (22, 31033890), (30, 22758186), (33, 20689260), (36, 18965155), (44, 15516945), (45, 15172124), (55, 12413556), (60, 11379093), (66, 10344630), (90, 7586062), (99, 6896420), (110, 6206778), (132, 5172315), (165, 4137852), (180, 3793031), (198, 3448210), (220, 3103389), (330, 2068926), (396, 1724105), (495, 1379284), (660, 1034463), (990, 689642), (1980, 344821)]