279403164

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{907}}^1$

素因数の和:1159

約数の個数: 72

約数和(自身を含む): 727126400

約数和(自身を除く): 447723236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 199, 258, 387, 398, 516, 597, 774, 796, 907, 1194, 1548, 1791, 1814, 2388, 2721, 3582, 3628, 5442, 7164, 8163, 8557, 10884, 16326, 17114, 25671, 32652, 34228, 39001, 51342, 77013, 78002, 102684, 117003, 154026, 156004, 180493, 234006, 308052, 351009, 360986, 468012, 541479, 702018, 721972, 1082958, 1404036, 1624437, 2165916, 3248874, 6497748, 7761199, 15522398, 23283597, 31044796, 46567194, 69850791, 93134388, 139701582, 279403164]

約数ペア:

[(1, 279403164), (2, 139701582), (3, 93134388), (4, 69850791), (6, 46567194), (9, 31044796), (12, 23283597), (18, 15522398), (36, 7761199), (43, 6497748), (86, 3248874), (129, 2165916), (172, 1624437), (199, 1404036), (258, 1082958), (387, 721972), (398, 702018), (516, 541479), (597, 468012), (774, 360986), (796, 351009), (907, 308052), (1194, 234006), (1548, 180493), (1791, 156004), (1814, 154026), (2388, 117003), (2721, 102684), (3582, 78002), (3628, 77013), (5442, 51342), (7164, 39001), (8163, 34228), (8557, 32652), (10884, 25671), (16326, 17114)]