78775254

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^2\times {\mathrm{449}}^1$

素因数の和:504

約数の個数: 72

約数和(自身を含む): 187223400

約数和(自身を除く): 108448146

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 361, 449, 486, 513, 722, 898, 1026, 1083, 1347, 1539, 2166, 2694, 3078, 3249, 4041, 4617, 6498, 8082, 8531, 9234, 9747, 12123, 17062, 19494, 24246, 25593, 29241, 36369, 51186, 58482, 72738, 76779, 87723, 109107, 153558, 162089, 175446, 218214, 230337, 324178, 460674, 486267, 691011, 972534, 1382022, 1458801, 2073033, 2917602, 4146066, 4376403, 8752806, 13129209, 26258418, 39387627, 78775254]

約数ペア:

[(1, 78775254), (2, 39387627), (3, 26258418), (6, 13129209), (9, 8752806), (18, 4376403), (19, 4146066), (27, 2917602), (38, 2073033), (54, 1458801), (57, 1382022), (81, 972534), (114, 691011), (162, 486267), (171, 460674), (243, 324178), (342, 230337), (361, 218214), (449, 175446), (486, 162089), (513, 153558), (722, 109107), (898, 87723), (1026, 76779), (1083, 72738), (1347, 58482), (1539, 51186), (2166, 36369), (2694, 29241), (3078, 25593), (3249, 24246), (4041, 19494), (4617, 17062), (6498, 12123), (8082, 9747), (8531, 9234)]