161791248

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{359}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 431222400

約数和(自身を除く): 269431152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 229, 246, 328, 359, 458, 492, 656, 687, 718, 916, 984, 1077, 1374, 1436, 1832, 1968, 2154, 2748, 2872, 3664, 4308, 5496, 5744, 8616, 9389, 10992, 14719, 17232, 18778, 28167, 29438, 37556, 44157, 56334, 58876, 75112, 82211, 88314, 112668, 117752, 150224, 164422, 176628, 225336, 235504, 246633, 328844, 353256, 450672, 493266, 657688, 706512, 986532, 1315376, 1973064, 3370651, 3946128, 6741302, 10111953, 13482604, 20223906, 26965208, 40447812, 53930416, 80895624, 161791248]

約数ペア:

[(1, 161791248), (2, 80895624), (3, 53930416), (4, 40447812), (6, 26965208), (8, 20223906), (12, 13482604), (16, 10111953), (24, 6741302), (41, 3946128), (48, 3370651), (82, 1973064), (123, 1315376), (164, 986532), (229, 706512), (246, 657688), (328, 493266), (359, 450672), (458, 353256), (492, 328844), (656, 246633), (687, 235504), (718, 225336), (916, 176628), (984, 164422), (1077, 150224), (1374, 117752), (1436, 112668), (1832, 88314), (1968, 82211), (2154, 75112), (2748, 58876), (2872, 56334), (3664, 44157), (4308, 37556), (5496, 29438), (5744, 28167), (8616, 18778), (9389, 17232), (10992, 14719)]