1545145280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{689797}}^1$

素因数の和:689821

約数の個数: 56

約数和(自身を含む): 4205008608

約数和(自身を除く): 2659863328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 689797, 1379594, 2759188, 3448985, 4828579, 5518376, 6897970, 9657158, 11036752, 13795940, 19314316, 22073504, 24142895, 27591880, 38628632, 44147008, 48285790, 55183760, 77257264, 96571580, 110367520, 154514528, 193143160, 220735040, 309029056, 386286320, 772572640, 1545145280]

約数ペア:

[(1, 1545145280), (2, 772572640), (4, 386286320), (5, 309029056), (7, 220735040), (8, 193143160), (10, 154514528), (14, 110367520), (16, 96571580), (20, 77257264), (28, 55183760), (32, 48285790), (35, 44147008), (40, 38628632), (56, 27591880), (64, 24142895), (70, 22073504), (80, 19314316), (112, 13795940), (140, 11036752), (160, 9657158), (224, 6897970), (280, 5518376), (320, 4828579), (448, 3448985), (560, 2759188), (1120, 1379594), (2240, 689797)]