30320800

素因数分解:

$2^5\times 5^2\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:422

約数の個数: 72

約数和(自身を含む): 74807712

約数和(自身を除く): 44486912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 151, 160, 200, 251, 302, 400, 502, 604, 755, 800, 1004, 1208, 1255, 1510, 2008, 2416, 2510, 3020, 3775, 4016, 4832, 5020, 6040, 6275, 7550, 8032, 10040, 12080, 12550, 15100, 20080, 24160, 25100, 30200, 37901, 40160, 50200, 60400, 75802, 100400, 120800, 151604, 189505, 200800, 303208, 379010, 606416, 758020, 947525, 1212832, 1516040, 1895050, 3032080, 3790100, 6064160, 7580200, 15160400, 30320800]

約数ペア:

[(1, 30320800), (2, 15160400), (4, 7580200), (5, 6064160), (8, 3790100), (10, 3032080), (16, 1895050), (20, 1516040), (25, 1212832), (32, 947525), (40, 758020), (50, 606416), (80, 379010), (100, 303208), (151, 200800), (160, 189505), (200, 151604), (251, 120800), (302, 100400), (400, 75802), (502, 60400), (604, 50200), (755, 40160), (800, 37901), (1004, 30200), (1208, 25100), (1255, 24160), (1510, 20080), (2008, 15100), (2416, 12550), (2510, 12080), (3020, 10040), (3775, 8032), (4016, 7550), (4832, 6275), (5020, 6040)]