15725080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 42107040

約数和(自身を除く): 26381960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 98, 113, 140, 142, 196, 226, 245, 280, 284, 355, 392, 452, 490, 497, 565, 568, 710, 791, 904, 980, 994, 1130, 1420, 1582, 1960, 1988, 2260, 2485, 2840, 3164, 3479, 3955, 3976, 4520, 4970, 5537, 6328, 6958, 7910, 8023, 9940, 11074, 13916, 15820, 16046, 17395, 19880, 22148, 27685, 27832, 31640, 32092, 34790, 40115, 44296, 55370, 56161, 64184, 69580, 80230, 110740, 112322, 139160, 160460, 221480, 224644, 280805, 320920, 393127, 449288, 561610, 786254, 1123220, 1572508, 1965635, 2246440, 3145016, 3931270, 7862540, 15725080]

約数ペア:

[(1, 15725080), (2, 7862540), (4, 3931270), (5, 3145016), (7, 2246440), (8, 1965635), (10, 1572508), (14, 1123220), (20, 786254), (28, 561610), (35, 449288), (40, 393127), (49, 320920), (56, 280805), (70, 224644), (71, 221480), (98, 160460), (113, 139160), (140, 112322), (142, 110740), (196, 80230), (226, 69580), (245, 64184), (280, 56161), (284, 55370), (355, 44296), (392, 40115), (452, 34790), (490, 32092), (497, 31640), (565, 27832), (568, 27685), (710, 22148), (791, 19880), (904, 17395), (980, 16046), (994, 15820), (1130, 13916), (1420, 11074), (1582, 9940), (1960, 8023), (1988, 7910), (2260, 6958), (2485, 6328), (2840, 5537), (3164, 4970), (3479, 4520), (3955, 3976)]