128654784

素因数分解:

$2^6\times 3^3\times {\mathrm{74453}}^1$

素因数の和:74474

約数の個数: 56

約数和(自身を含む): 378226320

約数和(自身を除く): 249571536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 74453, 148906, 223359, 297812, 446718, 595624, 670077, 893436, 1191248, 1340154, 1786872, 2010231, 2382496, 2680308, 3573744, 4020462, 4764992, 5360616, 7147488, 8040924, 10721232, 14294976, 16081848, 21442464, 32163696, 42884928, 64327392, 128654784]

約数ペア:

[(1, 128654784), (2, 64327392), (3, 42884928), (4, 32163696), (6, 21442464), (8, 16081848), (9, 14294976), (12, 10721232), (16, 8040924), (18, 7147488), (24, 5360616), (27, 4764992), (32, 4020462), (36, 3573744), (48, 2680308), (54, 2382496), (64, 2010231), (72, 1786872), (96, 1340154), (108, 1191248), (144, 893436), (192, 670077), (216, 595624), (288, 446718), (432, 297812), (576, 223359), (864, 148906), (1728, 74453)]