210843136

素因数分解:

$2^9\times 7^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:775

約数の個数: 80

約数和(自身を含む): 487602720

約数和(自身を除く): 276759584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 178, 224, 256, 356, 448, 512, 623, 661, 712, 896, 1246, 1322, 1424, 1792, 2492, 2644, 2848, 3584, 4627, 4984, 5288, 5696, 9254, 9968, 10576, 11392, 18508, 19936, 21152, 22784, 37016, 39872, 42304, 45568, 58829, 74032, 79744, 84608, 117658, 148064, 159488, 169216, 235316, 296128, 318976, 338432, 411803, 470632, 592256, 823606, 941264, 1184512, 1647212, 1882528, 2369024, 3294424, 3765056, 6588848, 7530112, 13177696, 15060224, 26355392, 30120448, 52710784, 105421568, 210843136]

約数ペア:

[(1, 210843136), (2, 105421568), (4, 52710784), (7, 30120448), (8, 26355392), (14, 15060224), (16, 13177696), (28, 7530112), (32, 6588848), (56, 3765056), (64, 3294424), (89, 2369024), (112, 1882528), (128, 1647212), (178, 1184512), (224, 941264), (256, 823606), (356, 592256), (448, 470632), (512, 411803), (623, 338432), (661, 318976), (712, 296128), (896, 235316), (1246, 169216), (1322, 159488), (1424, 148064), (1792, 117658), (2492, 84608), (2644, 79744), (2848, 74032), (3584, 58829), (4627, 45568), (4984, 42304), (5288, 39872), (5696, 37016), (9254, 22784), (9968, 21152), (10576, 19936), (11392, 18508)]