220120212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2053

約数の個数: 96

約数和(自身を含む): 596090880

約数和(自身を除く): 375970668

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 31, 39, 46, 52, 62, 69, 78, 92, 93, 124, 138, 156, 186, 276, 299, 372, 403, 598, 713, 806, 897, 1196, 1209, 1426, 1612, 1794, 1979, 2139, 2418, 2852, 3588, 3958, 4278, 4836, 5937, 7916, 8556, 9269, 11874, 18538, 23748, 25727, 27807, 37076, 45517, 51454, 55614, 61349, 77181, 91034, 102908, 111228, 122698, 136551, 154362, 182068, 184047, 245396, 273102, 308724, 368094, 546204, 591721, 736188, 797537, 1183442, 1411027, 1595074, 1775163, 2366884, 2392611, 2822054, 3190148, 3550326, 4233081, 4785222, 5644108, 7100652, 8466162, 9570444, 16932324, 18343351, 36686702, 55030053, 73373404, 110060106, 220120212]

約数ペア:

[(1, 220120212), (2, 110060106), (3, 73373404), (4, 55030053), (6, 36686702), (12, 18343351), (13, 16932324), (23, 9570444), (26, 8466162), (31, 7100652), (39, 5644108), (46, 4785222), (52, 4233081), (62, 3550326), (69, 3190148), (78, 2822054), (92, 2392611), (93, 2366884), (124, 1775163), (138, 1595074), (156, 1411027), (186, 1183442), (276, 797537), (299, 736188), (372, 591721), (403, 546204), (598, 368094), (713, 308724), (806, 273102), (897, 245396), (1196, 184047), (1209, 182068), (1426, 154362), (1612, 136551), (1794, 122698), (1979, 111228), (2139, 102908), (2418, 91034), (2852, 77181), (3588, 61349), (3958, 55614), (4278, 51454), (4836, 45517), (5937, 37076), (7916, 27807), (8556, 25727), (9269, 23748), (11874, 18538)]