30320000

素因数分解:

$2^7\times 5^4\times {\mathrm{379}}^1$

素因数の和:413

約数の個数: 80

約数和(自身を含む): 75678900

約数和(自身を除く): 45358900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 379, 400, 500, 625, 640, 758, 800, 1000, 1250, 1516, 1600, 1895, 2000, 2500, 3032, 3200, 3790, 4000, 5000, 6064, 7580, 8000, 9475, 10000, 12128, 15160, 16000, 18950, 20000, 24256, 30320, 37900, 40000, 47375, 48512, 60640, 75800, 80000, 94750, 121280, 151600, 189500, 236875, 242560, 303200, 379000, 473750, 606400, 758000, 947500, 1212800, 1516000, 1895000, 3032000, 3790000, 6064000, 7580000, 15160000, 30320000]

約数ペア:

[(1, 30320000), (2, 15160000), (4, 7580000), (5, 6064000), (8, 3790000), (10, 3032000), (16, 1895000), (20, 1516000), (25, 1212800), (32, 947500), (40, 758000), (50, 606400), (64, 473750), (80, 379000), (100, 303200), (125, 242560), (128, 236875), (160, 189500), (200, 151600), (250, 121280), (320, 94750), (379, 80000), (400, 75800), (500, 60640), (625, 48512), (640, 47375), (758, 40000), (800, 37900), (1000, 30320), (1250, 24256), (1516, 20000), (1600, 18950), (1895, 16000), (2000, 15160), (2500, 12128), (3032, 10000), (3200, 9475), (3790, 8000), (4000, 7580), (5000, 6064)]