290587136

素因数分解:

$2^9\times 7^1\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1025

約数の個数: 80

約数和(自身を含む): 671742720

約数和(自身を除く): 381155584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 178, 224, 256, 356, 448, 512, 623, 712, 896, 911, 1246, 1424, 1792, 1822, 2492, 2848, 3584, 3644, 4984, 5696, 6377, 7288, 9968, 11392, 12754, 14576, 19936, 22784, 25508, 29152, 39872, 45568, 51016, 58304, 79744, 81079, 102032, 116608, 159488, 162158, 204064, 233216, 318976, 324316, 408128, 466432, 567553, 648632, 816256, 1135106, 1297264, 1632512, 2270212, 2594528, 3265024, 4540424, 5189056, 9080848, 10378112, 18161696, 20756224, 36323392, 41512448, 72646784, 145293568, 290587136]

約数ペア:

[(1, 290587136), (2, 145293568), (4, 72646784), (7, 41512448), (8, 36323392), (14, 20756224), (16, 18161696), (28, 10378112), (32, 9080848), (56, 5189056), (64, 4540424), (89, 3265024), (112, 2594528), (128, 2270212), (178, 1632512), (224, 1297264), (256, 1135106), (356, 816256), (448, 648632), (512, 567553), (623, 466432), (712, 408128), (896, 324316), (911, 318976), (1246, 233216), (1424, 204064), (1792, 162158), (1822, 159488), (2492, 116608), (2848, 102032), (3584, 81079), (3644, 79744), (4984, 58304), (5696, 51016), (6377, 45568), (7288, 39872), (9968, 29152), (11392, 25508), (12754, 22784), (14576, 19936)]