342147680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{305489}}^1$

素因数の和:305511

約数の個数: 48

約数和(自身を含む): 923801760

約数和(自身を除く): 581654080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 305489, 610978, 1221956, 1527445, 2138423, 2443912, 3054890, 4276846, 4887824, 6109780, 8553692, 9775648, 10692115, 12219560, 17107384, 21384230, 24439120, 34214768, 42768460, 48878240, 68429536, 85536920, 171073840, 342147680]

約数ペア:

[(1, 342147680), (2, 171073840), (4, 85536920), (5, 68429536), (7, 48878240), (8, 42768460), (10, 34214768), (14, 24439120), (16, 21384230), (20, 17107384), (28, 12219560), (32, 10692115), (35, 9775648), (40, 8553692), (56, 6109780), (70, 4887824), (80, 4276846), (112, 3054890), (140, 2443912), (160, 2138423), (224, 1527445), (280, 1221956), (560, 610978), (1120, 305489)]