256028800

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4211}}^1$

素因数の和:4254

約数の個数: 96

約数和(自身を含む): 665917200

約数和(自身を除く): 409888400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 304, 320, 380, 400, 475, 608, 640, 760, 800, 950, 1216, 1520, 1600, 1900, 2432, 3040, 3200, 3800, 4211, 6080, 7600, 8422, 12160, 15200, 16844, 21055, 30400, 33688, 42110, 60800, 67376, 80009, 84220, 105275, 134752, 160018, 168440, 210550, 269504, 320036, 336880, 400045, 421100, 539008, 640072, 673760, 800090, 842200, 1280144, 1347520, 1600180, 1684400, 2000225, 2560288, 2695040, 3200360, 3368800, 4000450, 5120576, 6400720, 6737600, 8000900, 10241152, 12801440, 13475200, 16001800, 25602880, 32003600, 51205760, 64007200, 128014400, 256028800]

約数ペア:

[(1, 256028800), (2, 128014400), (4, 64007200), (5, 51205760), (8, 32003600), (10, 25602880), (16, 16001800), (19, 13475200), (20, 12801440), (25, 10241152), (32, 8000900), (38, 6737600), (40, 6400720), (50, 5120576), (64, 4000450), (76, 3368800), (80, 3200360), (95, 2695040), (100, 2560288), (128, 2000225), (152, 1684400), (160, 1600180), (190, 1347520), (200, 1280144), (304, 842200), (320, 800090), (380, 673760), (400, 640072), (475, 539008), (608, 421100), (640, 400045), (760, 336880), (800, 320036), (950, 269504), (1216, 210550), (1520, 168440), (1600, 160018), (1900, 134752), (2432, 105275), (3040, 84220), (3200, 80009), (3800, 67376), (4211, 60800), (6080, 42110), (7600, 33688), (8422, 30400), (12160, 21055), (15200, 16844)]