349985440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{44641}}^1$

素因数の和:44670

約数の個数: 72

約数和(自身を含む): 961856532

約数和(自身を除く): 611871092

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 44641, 89282, 178564, 223205, 312487, 357128, 446410, 624974, 714256, 892820, 1249948, 1428512, 1562435, 1785640, 2187409, 2499896, 3124870, 3571280, 4374818, 4999792, 6249740, 7142560, 8749636, 9999584, 10937045, 12499480, 17499272, 21874090, 24998960, 34998544, 43748180, 49997920, 69997088, 87496360, 174992720, 349985440]

約数ペア:

[(1, 349985440), (2, 174992720), (4, 87496360), (5, 69997088), (7, 49997920), (8, 43748180), (10, 34998544), (14, 24998960), (16, 21874090), (20, 17499272), (28, 12499480), (32, 10937045), (35, 9999584), (40, 8749636), (49, 7142560), (56, 6249740), (70, 4999792), (80, 4374818), (98, 3571280), (112, 3124870), (140, 2499896), (160, 2187409), (196, 1785640), (224, 1562435), (245, 1428512), (280, 1249948), (392, 892820), (490, 714256), (560, 624974), (784, 446410), (980, 357128), (1120, 312487), (1568, 223205), (1960, 178564), (3920, 89282), (7840, 44641)]