15200000

素因数分解:

$2^8\times 5^5\times {\mathrm{19}}^1$

素因数の和:60

約数の個数: 108

約数和(自身を含む): 39919320

約数和(自身を除く): 24719320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 256, 304, 320, 380, 400, 475, 500, 608, 625, 640, 760, 800, 950, 1000, 1216, 1250, 1280, 1520, 1600, 1900, 2000, 2375, 2432, 2500, 3040, 3125, 3200, 3800, 4000, 4750, 4864, 5000, 6080, 6250, 6400, 7600, 8000, 9500, 10000, 11875, 12160, 12500, 15200, 16000, 19000, 20000, 23750, 24320, 25000, 30400, 32000, 38000, 40000, 47500, 50000, 59375, 60800, 76000, 80000, 95000, 100000, 118750, 121600, 152000, 160000, 190000, 200000, 237500, 304000, 380000, 400000, 475000, 608000, 760000, 800000, 950000, 1520000, 1900000, 3040000, 3800000, 7600000, 15200000]

約数ペア:

[(1, 15200000), (2, 7600000), (4, 3800000), (5, 3040000), (8, 1900000), (10, 1520000), (16, 950000), (19, 800000), (20, 760000), (25, 608000), (32, 475000), (38, 400000), (40, 380000), (50, 304000), (64, 237500), (76, 200000), (80, 190000), (95, 160000), (100, 152000), (125, 121600), (128, 118750), (152, 100000), (160, 95000), (190, 80000), (200, 76000), (250, 60800), (256, 59375), (304, 50000), (320, 47500), (380, 40000), (400, 38000), (475, 32000), (500, 30400), (608, 25000), (625, 24320), (640, 23750), (760, 20000), (800, 19000), (950, 16000), (1000, 15200), (1216, 12500), (1250, 12160), (1280, 11875), (1520, 10000), (1600, 9500), (1900, 8000), (2000, 7600), (2375, 6400), (2432, 6250), (2500, 6080), (3040, 5000), (3125, 4864), (3200, 4750), (3800, 4000)]