199437280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{178069}}^1$

素因数の和:178091

約数の個数: 48

約数和(自身を含む): 538483680

約数和(自身を除く): 339046400

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, 178069, 356138, 712276, 890345, 1246483, 1424552, 1780690, 2492966, 2849104, 3561380, 4985932, 5698208, 6232415, 7122760, 9971864, 12464830, 14245520, 19943728, 24929660, 28491040, 39887456, 49859320, 99718640, 199437280]

約数ペア:

[(1, 199437280), (2, 99718640), (4, 49859320), (5, 39887456), (7, 28491040), (8, 24929660), (10, 19943728), (14, 14245520), (16, 12464830), (20, 9971864), (28, 7122760), (32, 6232415), (35, 5698208), (40, 4985932), (56, 3561380), (70, 2849104), (80, 2492966), (112, 1780690), (140, 1424552), (160, 1246483), (224, 890345), (280, 712276), (560, 356138), (1120, 178069)]