204740784

素因数分解:

$2^4\times 3^4\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:920

約数の個数: 100

約数和(自身を含む): 595958880

約数和(自身を除く): 391218096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 239, 324, 432, 478, 648, 661, 717, 956, 1296, 1322, 1434, 1912, 1983, 2151, 2644, 2868, 3824, 3966, 4302, 5288, 5736, 5949, 6453, 7932, 8604, 10576, 11472, 11898, 12906, 15864, 17208, 17847, 19359, 23796, 25812, 31728, 34416, 35694, 38718, 47592, 51624, 53541, 71388, 77436, 95184, 103248, 107082, 142776, 154872, 157979, 214164, 285552, 309744, 315958, 428328, 473937, 631916, 856656, 947874, 1263832, 1421811, 1895748, 2527664, 2843622, 3791496, 4265433, 5687244, 7582992, 8530866, 11374488, 12796299, 17061732, 22748976, 25592598, 34123464, 51185196, 68246928, 102370392, 204740784]

約数ペア:

[(1, 204740784), (2, 102370392), (3, 68246928), (4, 51185196), (6, 34123464), (8, 25592598), (9, 22748976), (12, 17061732), (16, 12796299), (18, 11374488), (24, 8530866), (27, 7582992), (36, 5687244), (48, 4265433), (54, 3791496), (72, 2843622), (81, 2527664), (108, 1895748), (144, 1421811), (162, 1263832), (216, 947874), (239, 856656), (324, 631916), (432, 473937), (478, 428328), (648, 315958), (661, 309744), (717, 285552), (956, 214164), (1296, 157979), (1322, 154872), (1434, 142776), (1912, 107082), (1983, 103248), (2151, 95184), (2644, 77436), (2868, 71388), (3824, 53541), (3966, 51624), (4302, 47592), (5288, 38718), (5736, 35694), (5949, 34416), (6453, 31728), (7932, 25812), (8604, 23796), (10576, 19359), (11472, 17847), (11898, 17208), (12906, 15864)]