261734688

素因数分解:

$2^5\times 3^2\times {\mathrm{181}}^1\times {\mathrm{5021}}^1$

素因数の和:5218

約数の個数: 72

約数和(自身を含む): 748569276

約数和(自身を除く): 486834588

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 181, 288, 362, 543, 724, 1086, 1448, 1629, 2172, 2896, 3258, 4344, 5021, 5792, 6516, 8688, 10042, 13032, 15063, 17376, 20084, 26064, 30126, 40168, 45189, 52128, 60252, 80336, 90378, 120504, 160672, 180756, 241008, 361512, 482016, 723024, 908801, 1446048, 1817602, 2726403, 3635204, 5452806, 7270408, 8179209, 10905612, 14540816, 16358418, 21811224, 29081632, 32716836, 43622448, 65433672, 87244896, 130867344, 261734688]

約数ペア:

[(1, 261734688), (2, 130867344), (3, 87244896), (4, 65433672), (6, 43622448), (8, 32716836), (9, 29081632), (12, 21811224), (16, 16358418), (18, 14540816), (24, 10905612), (32, 8179209), (36, 7270408), (48, 5452806), (72, 3635204), (96, 2726403), (144, 1817602), (181, 1446048), (288, 908801), (362, 723024), (543, 482016), (724, 361512), (1086, 241008), (1448, 180756), (1629, 160672), (2172, 120504), (2896, 90378), (3258, 80336), (4344, 60252), (5021, 52128), (5792, 45189), (6516, 40168), (8688, 30126), (10042, 26064), (13032, 20084), (15063, 17376)]