155361840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{647341}}^1$

素因数の和:647357

約数の個数: 40

約数和(自身を含む): 481622448

約数和(自身を除く): 326260608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 647341, 1294682, 1942023, 2589364, 3236705, 3884046, 5178728, 6473410, 7768092, 9710115, 10357456, 12946820, 15536184, 19420230, 25893640, 31072368, 38840460, 51787280, 77680920, 155361840]

約数ペア:

[(1, 155361840), (2, 77680920), (3, 51787280), (4, 38840460), (5, 31072368), (6, 25893640), (8, 19420230), (10, 15536184), (12, 12946820), (15, 10357456), (16, 9710115), (20, 7768092), (24, 6473410), (30, 5178728), (40, 3884046), (48, 3236705), (60, 2589364), (80, 1942023), (120, 1294682), (240, 647341)]