310528085

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 464486400

約数和(自身を除く): 153958315

約数列:

[1, 5, 7, 29, 31, 35, 71, 139, 145, 155, 203, 217, 355, 497, 695, 899, 973, 1015, 1085, 2059, 2201, 2485, 4031, 4309, 4495, 4865, 6293, 9869, 10295, 11005, 14413, 15407, 20155, 21545, 28217, 30163, 31465, 49345, 63829, 69083, 72065, 77035, 124961, 141085, 150815, 286201, 305939, 319145, 345415, 446803, 624805, 874727, 1431005, 1529695, 2003407, 2141573, 2234015, 4373635, 8872231, 10017035, 10707865, 44361155, 62105617, 310528085]

約数ペア:

[(1, 310528085), (5, 62105617), (7, 44361155), (29, 10707865), (31, 10017035), (35, 8872231), (71, 4373635), (139, 2234015), (145, 2141573), (155, 2003407), (203, 1529695), (217, 1431005), (355, 874727), (497, 624805), (695, 446803), (899, 345415), (973, 319145), (1015, 305939), (1085, 286201), (2059, 150815), (2201, 141085), (2485, 124961), (4031, 77035), (4309, 72065), (4495, 69083), (4865, 63829), (6293, 49345), (9869, 31465), (10295, 30163), (11005, 28217), (14413, 21545), (15407, 20155)]