2490240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1297}}^1$

素因数の和:1319

約数の個数: 64

約数和(自身を含む): 7943760

約数和(自身を除く): 5453520

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1297, 1920, 2594, 3891, 5188, 6485, 7782, 10376, 12970, 15564, 19455, 20752, 25940, 31128, 38910, 41504, 51880, 62256, 77820, 83008, 103760, 124512, 155640, 166016, 207520, 249024, 311280, 415040, 498048, 622560, 830080, 1245120, 2490240]

約数ペア:

[(1, 2490240), (2, 1245120), (3, 830080), (4, 622560), (5, 498048), (6, 415040), (8, 311280), (10, 249024), (12, 207520), (15, 166016), (16, 155640), (20, 124512), (24, 103760), (30, 83008), (32, 77820), (40, 62256), (48, 51880), (60, 41504), (64, 38910), (80, 31128), (96, 25940), (120, 20752), (128, 19455), (160, 15564), (192, 12970), (240, 10376), (320, 7782), (384, 6485), (480, 5188), (640, 3891), (960, 2594), (1297, 1920)]