1081388800

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8893}}^1$

素因数の和:8938

約数の個数: 108

約数和(自身を含む): 2817797080

約数和(自身を除く): 1736408280

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, 256, 304, 320, 380, 400, 475, 608, 640, 760, 800, 950, 1216, 1280, 1520, 1600, 1900, 2432, 3040, 3200, 3800, 4864, 6080, 6400, 7600, 8893, 12160, 15200, 17786, 24320, 30400, 35572, 44465, 60800, 71144, 88930, 121600, 142288, 168967, 177860, 222325, 284576, 337934, 355720, 444650, 569152, 675868, 711440, 844835, 889300, 1138304, 1351736, 1422880, 1689670, 1778600, 2276608, 2703472, 2845760, 3379340, 3557200, 4224175, 5406944, 5691520, 6758680, 7114400, 8448350, 10813888, 11383040, 13517360, 14228800, 16896700, 21627776, 27034720, 28457600, 33793400, 43255552, 54069440, 56915200, 67586800, 108138880, 135173600, 216277760, 270347200, 540694400, 1081388800]

約数ペア:

[(1, 1081388800), (2, 540694400), (4, 270347200), (5, 216277760), (8, 135173600), (10, 108138880), (16, 67586800), (19, 56915200), (20, 54069440), (25, 43255552), (32, 33793400), (38, 28457600), (40, 27034720), (50, 21627776), (64, 16896700), (76, 14228800), (80, 13517360), (95, 11383040), (100, 10813888), (128, 8448350), (152, 7114400), (160, 6758680), (190, 5691520), (200, 5406944), (256, 4224175), (304, 3557200), (320, 3379340), (380, 2845760), (400, 2703472), (475, 2276608), (608, 1778600), (640, 1689670), (760, 1422880), (800, 1351736), (950, 1138304), (1216, 889300), (1280, 844835), (1520, 711440), (1600, 675868), (1900, 569152), (2432, 444650), (3040, 355720), (3200, 337934), (3800, 284576), (4864, 222325), (6080, 177860), (6400, 168967), (7600, 142288), (8893, 121600), (12160, 88930), (15200, 71144), (17786, 60800), (24320, 44465), (30400, 35572)]