15808000

素因数分解:

$2^9\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 160

約数和(自身を含む): 44684640

約数和(自身を除く): 28876640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 64, 65, 76, 80, 95, 100, 104, 125, 128, 130, 152, 160, 190, 200, 208, 247, 250, 256, 260, 304, 320, 325, 380, 400, 416, 475, 494, 500, 512, 520, 608, 640, 650, 760, 800, 832, 950, 988, 1000, 1040, 1216, 1235, 1280, 1300, 1520, 1600, 1625, 1664, 1900, 1976, 2000, 2080, 2375, 2432, 2470, 2560, 2600, 3040, 3200, 3250, 3328, 3800, 3952, 4000, 4160, 4750, 4864, 4940, 5200, 6080, 6175, 6400, 6500, 6656, 7600, 7904, 8000, 8320, 9500, 9728, 9880, 10400, 12160, 12350, 12800, 13000, 15200, 15808, 16000, 16640, 19000, 19760, 20800, 24320, 24700, 26000, 30400, 30875, 31616, 32000, 33280, 38000, 39520, 41600, 48640, 49400, 52000, 60800, 61750, 63232, 64000, 76000, 79040, 83200, 98800, 104000, 121600, 123500, 126464, 152000, 158080, 166400, 197600, 208000, 243200, 247000, 304000, 316160, 395200, 416000, 494000, 608000, 632320, 790400, 832000, 988000, 1216000, 1580800, 1976000, 3161600, 3952000, 7904000, 15808000]

約数ペア:

[(1, 15808000), (2, 7904000), (4, 3952000), (5, 3161600), (8, 1976000), (10, 1580800), (13, 1216000), (16, 988000), (19, 832000), (20, 790400), (25, 632320), (26, 608000), (32, 494000), (38, 416000), (40, 395200), (50, 316160), (52, 304000), (64, 247000), (65, 243200), (76, 208000), (80, 197600), (95, 166400), (100, 158080), (104, 152000), (125, 126464), (128, 123500), (130, 121600), (152, 104000), (160, 98800), (190, 83200), (200, 79040), (208, 76000), (247, 64000), (250, 63232), (256, 61750), (260, 60800), (304, 52000), (320, 49400), (325, 48640), (380, 41600), (400, 39520), (416, 38000), (475, 33280), (494, 32000), (500, 31616), (512, 30875), (520, 30400), (608, 26000), (640, 24700), (650, 24320), (760, 20800), (800, 19760), (832, 19000), (950, 16640), (988, 16000), (1000, 15808), (1040, 15200), (1216, 13000), (1235, 12800), (1280, 12350), (1300, 12160), (1520, 10400), (1600, 9880), (1625, 9728), (1664, 9500), (1900, 8320), (1976, 8000), (2000, 7904), (2080, 7600), (2375, 6656), (2432, 6500), (2470, 6400), (2560, 6175), (2600, 6080), (3040, 5200), (3200, 4940), (3250, 4864), (3328, 4750), (3800, 4160), (3952, 4000)]