329836640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{42071}}^1$

素因数の和:42100

約数の個数: 72

約数和(自身を含む): 906483312

約数和(自身を除く): 576646672

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, 42071, 84142, 168284, 210355, 294497, 336568, 420710, 588994, 673136, 841420, 1177988, 1346272, 1472485, 1682840, 2061479, 2355976, 2944970, 3365680, 4122958, 4711952, 5889940, 6731360, 8245916, 9423904, 10307395, 11779880, 16491832, 20614790, 23559760, 32983664, 41229580, 47119520, 65967328, 82459160, 164918320, 329836640]

約数ペア:

[(1, 329836640), (2, 164918320), (4, 82459160), (5, 65967328), (7, 47119520), (8, 41229580), (10, 32983664), (14, 23559760), (16, 20614790), (20, 16491832), (28, 11779880), (32, 10307395), (35, 9423904), (40, 8245916), (49, 6731360), (56, 5889940), (70, 4711952), (80, 4122958), (98, 3365680), (112, 2944970), (140, 2355976), (160, 2061479), (196, 1682840), (224, 1472485), (245, 1346272), (280, 1177988), (392, 841420), (490, 673136), (560, 588994), (784, 420710), (980, 336568), (1120, 294497), (1568, 210355), (1960, 168284), (3920, 84142), (7840, 42071)]