199909872

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{19553}}^1$

素因数の和:19638

約数の個数: 60

約数和(自身を含む): 567378864

約数和(自身を除く): 367468992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 19553, 39106, 58659, 78212, 117318, 156424, 175977, 234636, 312848, 351954, 469272, 703908, 938544, 1388263, 1407816, 2776526, 2815632, 4164789, 5553052, 8329578, 11106104, 12494367, 16659156, 22212208, 24988734, 33318312, 49977468, 66636624, 99954936, 199909872]

約数ペア:

[(1, 199909872), (2, 99954936), (3, 66636624), (4, 49977468), (6, 33318312), (8, 24988734), (9, 22212208), (12, 16659156), (16, 12494367), (18, 11106104), (24, 8329578), (36, 5553052), (48, 4164789), (71, 2815632), (72, 2776526), (142, 1407816), (144, 1388263), (213, 938544), (284, 703908), (426, 469272), (568, 351954), (639, 312848), (852, 234636), (1136, 175977), (1278, 156424), (1704, 117318), (2556, 78212), (3408, 58659), (5112, 39106), (10224, 19553)]