31357680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{130657}}^1$

素因数の和:130673

約数の個数: 40

約数和(自身を含む): 97209552

約数和(自身を除く): 65851872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 130657, 261314, 391971, 522628, 653285, 783942, 1045256, 1306570, 1567884, 1959855, 2090512, 2613140, 3135768, 3919710, 5226280, 6271536, 7839420, 10452560, 15678840, 31357680]

約数ペア:

[(1, 31357680), (2, 15678840), (3, 10452560), (4, 7839420), (5, 6271536), (6, 5226280), (8, 3919710), (10, 3135768), (12, 2613140), (15, 2090512), (16, 1959855), (20, 1567884), (24, 1306570), (30, 1045256), (40, 783942), (48, 653285), (60, 522628), (80, 391971), (120, 261314), (240, 130657)]