2560288000

素因数分解:

$2^8\times 5^3\times {\mathrm{19}}^1\times {\mathrm{4211}}^1$

素因数の和:4261

約数の個数: 144

約数和(自身を含む): 6715275840

約数和(自身を除く): 4154987840

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, 640, 760, 800, 950, 1000, 1216, 1280, 1520, 1600, 1900, 2000, 2375, 2432, 3040, 3200, 3800, 4000, 4211, 4750, 4864, 6080, 6400, 7600, 8000, 8422, 9500, 12160, 15200, 16000, 16844, 19000, 21055, 24320, 30400, 32000, 33688, 38000, 42110, 60800, 67376, 76000, 80009, 84220, 105275, 121600, 134752, 152000, 160018, 168440, 210550, 269504, 304000, 320036, 336880, 400045, 421100, 526375, 539008, 608000, 640072, 673760, 800090, 842200, 1052750, 1078016, 1280144, 1347520, 1600180, 1684400, 2000225, 2105500, 2560288, 2695040, 3200360, 3368800, 4000450, 4211000, 5120576, 5390080, 6400720, 6737600, 8000900, 8422000, 10001125, 10241152, 12801440, 13475200, 16001800, 16844000, 20002250, 20482304, 25602880, 26950400, 32003600, 33688000, 40004500, 51205760, 64007200, 67376000, 80009000, 102411520, 128014400, 134752000, 160018000, 256028800, 320036000, 512057600, 640072000, 1280144000, 2560288000]

約数ペア:

[(1, 2560288000), (2, 1280144000), (4, 640072000), (5, 512057600), (8, 320036000), (10, 256028800), (16, 160018000), (19, 134752000), (20, 128014400), (25, 102411520), (32, 80009000), (38, 67376000), (40, 64007200), (50, 51205760), (64, 40004500), (76, 33688000), (80, 32003600), (95, 26950400), (100, 25602880), (125, 20482304), (128, 20002250), (152, 16844000), (160, 16001800), (190, 13475200), (200, 12801440), (250, 10241152), (256, 10001125), (304, 8422000), (320, 8000900), (380, 6737600), (400, 6400720), (475, 5390080), (500, 5120576), (608, 4211000), (640, 4000450), (760, 3368800), (800, 3200360), (950, 2695040), (1000, 2560288), (1216, 2105500), (1280, 2000225), (1520, 1684400), (1600, 1600180), (1900, 1347520), (2000, 1280144), (2375, 1078016), (2432, 1052750), (3040, 842200), (3200, 800090), (3800, 673760), (4000, 640072), (4211, 608000), (4750, 539008), (4864, 526375), (6080, 421100), (6400, 400045), (7600, 336880), (8000, 320036), (8422, 304000), (9500, 269504), (12160, 210550), (15200, 168440), (16000, 160018), (16844, 152000), (19000, 134752), (21055, 121600), (24320, 105275), (30400, 84220), (32000, 80009), (33688, 76000), (38000, 67376), (42110, 60800)]