56128275

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{1697}}^1$

素因数の和:1730

約数の個数: 72

約数和(自身を含む): 120014640

約数和(自身を除く): 63886365

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 1697, 2205, 3675, 4725, 5091, 6615, 8485, 11025, 11879, 15273, 25455, 33075, 35637, 42425, 45819, 59395, 76365, 83153, 106911, 127275, 178185, 229095, 249459, 296975, 320733, 381825, 415765, 534555, 748377, 890925, 1145475, 1247295, 1603665, 2078825, 2245131, 2672775, 3741885, 6236475, 8018325, 11225655, 18709425, 56128275]

約数ペア:

[(1, 56128275), (3, 18709425), (5, 11225655), (7, 8018325), (9, 6236475), (15, 3741885), (21, 2672775), (25, 2245131), (27, 2078825), (35, 1603665), (45, 1247295), (49, 1145475), (63, 890925), (75, 748377), (105, 534555), (135, 415765), (147, 381825), (175, 320733), (189, 296975), (225, 249459), (245, 229095), (315, 178185), (441, 127275), (525, 106911), (675, 83153), (735, 76365), (945, 59395), (1225, 45819), (1323, 42425), (1575, 35637), (1697, 33075), (2205, 25455), (3675, 15273), (4725, 11879), (5091, 11025), (6615, 8485)]