27729968

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 65829120

約数和(自身を除く): 38099152

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 83, 112, 133, 152, 157, 166, 266, 304, 314, 332, 532, 581, 628, 664, 1064, 1099, 1162, 1256, 1328, 1577, 2128, 2198, 2324, 2512, 2983, 3154, 4396, 4648, 5966, 6308, 8792, 9296, 11039, 11932, 12616, 13031, 17584, 20881, 22078, 23864, 25232, 26062, 41762, 44156, 47728, 52124, 83524, 88312, 91217, 104248, 167048, 176624, 182434, 208496, 247589, 334096, 364868, 495178, 729736, 990356, 1459472, 1733123, 1980712, 3466246, 3961424, 6932492, 13864984, 27729968]

約数ペア:

[(1, 27729968), (2, 13864984), (4, 6932492), (7, 3961424), (8, 3466246), (14, 1980712), (16, 1733123), (19, 1459472), (28, 990356), (38, 729736), (56, 495178), (76, 364868), (83, 334096), (112, 247589), (133, 208496), (152, 182434), (157, 176624), (166, 167048), (266, 104248), (304, 91217), (314, 88312), (332, 83524), (532, 52124), (581, 47728), (628, 44156), (664, 41762), (1064, 26062), (1099, 25232), (1162, 23864), (1256, 22078), (1328, 20881), (1577, 17584), (2128, 13031), (2198, 12616), (2324, 11932), (2512, 11039), (2983, 9296), (3154, 8792), (4396, 6308), (4648, 5966)]