244687240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{11971}}^1$

素因数の和:12062

約数の個数: 64

約数和(自身を含む): 637868160

約数和(自身を除く): 393180920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 10220, 11971, 20440, 23942, 47884, 59855, 83797, 95768, 119710, 167594, 239420, 335188, 418985, 478840, 670376, 837970, 873883, 1675940, 1747766, 3351880, 3495532, 4369415, 6117181, 6991064, 8738830, 12234362, 17477660, 24468724, 30585905, 34955320, 48937448, 61171810, 122343620, 244687240]

約数ペア:

[(1, 244687240), (2, 122343620), (4, 61171810), (5, 48937448), (7, 34955320), (8, 30585905), (10, 24468724), (14, 17477660), (20, 12234362), (28, 8738830), (35, 6991064), (40, 6117181), (56, 4369415), (70, 3495532), (73, 3351880), (140, 1747766), (146, 1675940), (280, 873883), (292, 837970), (365, 670376), (511, 478840), (584, 418985), (730, 335188), (1022, 239420), (1460, 167594), (2044, 119710), (2555, 95768), (2920, 83797), (4088, 59855), (5110, 47884), (10220, 23942), (11971, 20440)]