680940736

素因数分解:

$2^6\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4951}}^1$

素因数の和:5277

約数の個数: 56

約数和(自身を含む): 1549619456

約数和(自身を除く): 868678720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 307, 448, 614, 1228, 2149, 2456, 4298, 4912, 4951, 8596, 9824, 9902, 17192, 19648, 19804, 34384, 34657, 39608, 68768, 69314, 79216, 137536, 138628, 158432, 277256, 316864, 554512, 1109024, 1519957, 2218048, 3039914, 6079828, 10639699, 12159656, 21279398, 24319312, 42558796, 48638624, 85117592, 97277248, 170235184, 340470368, 680940736]

約数ペア:

[(1, 680940736), (2, 340470368), (4, 170235184), (7, 97277248), (8, 85117592), (14, 48638624), (16, 42558796), (28, 24319312), (32, 21279398), (56, 12159656), (64, 10639699), (112, 6079828), (224, 3039914), (307, 2218048), (448, 1519957), (614, 1109024), (1228, 554512), (2149, 316864), (2456, 277256), (4298, 158432), (4912, 138628), (4951, 137536), (8596, 79216), (9824, 69314), (9902, 68768), (17192, 39608), (19648, 34657), (19804, 34384)]