990240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2063}}^1$

素因数の和:2081

約数の個数: 48

約数和(自身を含む): 3120768

約数和(自身を除く): 2130528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2063, 4126, 6189, 8252, 10315, 12378, 16504, 20630, 24756, 30945, 33008, 41260, 49512, 61890, 66016, 82520, 99024, 123780, 165040, 198048, 247560, 330080, 495120, 990240]

約数ペア:

[(1, 990240), (2, 495120), (3, 330080), (4, 247560), (5, 198048), (6, 165040), (8, 123780), (10, 99024), (12, 82520), (15, 66016), (16, 61890), (20, 49512), (24, 41260), (30, 33008), (32, 30945), (40, 24756), (48, 20630), (60, 16504), (80, 12378), (96, 10315), (120, 8252), (160, 6189), (240, 4126), (480, 2063)]