643485120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{670297}}^1$

素因数の和:670317

約数の個数: 56

約数和(自身を含む): 2043068304

約数和(自身を除く): 1399583184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 670297, 1340594, 2010891, 2681188, 3351485, 4021782, 5362376, 6702970, 8043564, 10054455, 10724752, 13405940, 16087128, 20108910, 21449504, 26811880, 32174256, 40217820, 42899008, 53623760, 64348512, 80435640, 107247520, 128697024, 160871280, 214495040, 321742560, 643485120]

約数ペア:

[(1, 643485120), (2, 321742560), (3, 214495040), (4, 160871280), (5, 128697024), (6, 107247520), (8, 80435640), (10, 64348512), (12, 53623760), (15, 42899008), (16, 40217820), (20, 32174256), (24, 26811880), (30, 21449504), (32, 20108910), (40, 16087128), (48, 13405940), (60, 10724752), (64, 10054455), (80, 8043564), (96, 6702970), (120, 5362376), (160, 4021782), (192, 3351485), (240, 2681188), (320, 2010891), (480, 1340594), (960, 670297)]