30080000

素因数分解:

$2^{10}\times 5^4\times {\mathrm{47}}^1$

素因数の和:87

約数の個数: 110

約数和(自身を含む): 76737936

約数和(自身を除く): 46657936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 64, 80, 94, 100, 125, 128, 160, 188, 200, 235, 250, 256, 320, 376, 400, 470, 500, 512, 625, 640, 752, 800, 940, 1000, 1024, 1175, 1250, 1280, 1504, 1600, 1880, 2000, 2350, 2500, 2560, 3008, 3200, 3760, 4000, 4700, 5000, 5120, 5875, 6016, 6400, 7520, 8000, 9400, 10000, 11750, 12032, 12800, 15040, 16000, 18800, 20000, 23500, 24064, 25600, 29375, 30080, 32000, 37600, 40000, 47000, 48128, 58750, 60160, 64000, 75200, 80000, 94000, 117500, 120320, 128000, 150400, 160000, 188000, 235000, 240640, 300800, 320000, 376000, 470000, 601600, 640000, 752000, 940000, 1203200, 1504000, 1880000, 3008000, 3760000, 6016000, 7520000, 15040000, 30080000]

約数ペア:

[(1, 30080000), (2, 15040000), (4, 7520000), (5, 6016000), (8, 3760000), (10, 3008000), (16, 1880000), (20, 1504000), (25, 1203200), (32, 940000), (40, 752000), (47, 640000), (50, 601600), (64, 470000), (80, 376000), (94, 320000), (100, 300800), (125, 240640), (128, 235000), (160, 188000), (188, 160000), (200, 150400), (235, 128000), (250, 120320), (256, 117500), (320, 94000), (376, 80000), (400, 75200), (470, 64000), (500, 60160), (512, 58750), (625, 48128), (640, 47000), (752, 40000), (800, 37600), (940, 32000), (1000, 30080), (1024, 29375), (1175, 25600), (1250, 24064), (1280, 23500), (1504, 20000), (1600, 18800), (1880, 16000), (2000, 15040), (2350, 12800), (2500, 12032), (2560, 11750), (3008, 10000), (3200, 9400), (3760, 8000), (4000, 7520), (4700, 6400), (5000, 6016), (5120, 5875)]