31728000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{661}}^1$

素因数の和:693

約数の個数: 128

約数和(自身を含む): 105337440

約数和(自身を除く): 73609440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 300, 320, 375, 384, 400, 480, 500, 600, 640, 661, 750, 800, 960, 1000, 1200, 1322, 1500, 1600, 1920, 1983, 2000, 2400, 2644, 3000, 3200, 3305, 3966, 4000, 4800, 5288, 6000, 6610, 7932, 8000, 9600, 9915, 10576, 12000, 13220, 15864, 16000, 16525, 19830, 21152, 24000, 26440, 31728, 33050, 39660, 42304, 48000, 49575, 52880, 63456, 66100, 79320, 82625, 84608, 99150, 105760, 126912, 132200, 158640, 165250, 198300, 211520, 247875, 253824, 264400, 317280, 330500, 396600, 423040, 495750, 528800, 634560, 661000, 793200, 991500, 1057600, 1269120, 1322000, 1586400, 1983000, 2115200, 2644000, 3172800, 3966000, 5288000, 6345600, 7932000, 10576000, 15864000, 31728000]

約数ペア:

[(1, 31728000), (2, 15864000), (3, 10576000), (4, 7932000), (5, 6345600), (6, 5288000), (8, 3966000), (10, 3172800), (12, 2644000), (15, 2115200), (16, 1983000), (20, 1586400), (24, 1322000), (25, 1269120), (30, 1057600), (32, 991500), (40, 793200), (48, 661000), (50, 634560), (60, 528800), (64, 495750), (75, 423040), (80, 396600), (96, 330500), (100, 317280), (120, 264400), (125, 253824), (128, 247875), (150, 211520), (160, 198300), (192, 165250), (200, 158640), (240, 132200), (250, 126912), (300, 105760), (320, 99150), (375, 84608), (384, 82625), (400, 79320), (480, 66100), (500, 63456), (600, 52880), (640, 49575), (661, 48000), (750, 42304), (800, 39660), (960, 33050), (1000, 31728), (1200, 26440), (1322, 24000), (1500, 21152), (1600, 19830), (1920, 16525), (1983, 16000), (2000, 15864), (2400, 13220), (2644, 12000), (3000, 10576), (3200, 9915), (3305, 9600), (3966, 8000), (4000, 7932), (4800, 6610), (5288, 6000)]