51878880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{4003}}^1$

素因数の和:4030

約数の個数: 120

約数和(自身を含む): 183134952

約数和(自身を除く): 131256072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4003, 4320, 6480, 8006, 12009, 12960, 16012, 20015, 24018, 32024, 36027, 40030, 48036, 60045, 64048, 72054, 80060, 96072, 108081, 120090, 128096, 144108, 160120, 180135, 192144, 216162, 240180, 288216, 320240, 324243, 360270, 384288, 432324, 480360, 540405, 576432, 640480, 648486, 720540, 864648, 960720, 1080810, 1152864, 1296972, 1441080, 1621215, 1729296, 1921440, 2161620, 2593944, 2882160, 3242430, 3458592, 4323240, 5187888, 5764320, 6484860, 8646480, 10375776, 12969720, 17292960, 25939440, 51878880]

約数ペア:

[(1, 51878880), (2, 25939440), (3, 17292960), (4, 12969720), (5, 10375776), (6, 8646480), (8, 6484860), (9, 5764320), (10, 5187888), (12, 4323240), (15, 3458592), (16, 3242430), (18, 2882160), (20, 2593944), (24, 2161620), (27, 1921440), (30, 1729296), (32, 1621215), (36, 1441080), (40, 1296972), (45, 1152864), (48, 1080810), (54, 960720), (60, 864648), (72, 720540), (80, 648486), (81, 640480), (90, 576432), (96, 540405), (108, 480360), (120, 432324), (135, 384288), (144, 360270), (160, 324243), (162, 320240), (180, 288216), (216, 240180), (240, 216162), (270, 192144), (288, 180135), (324, 160120), (360, 144108), (405, 128096), (432, 120090), (480, 108081), (540, 96072), (648, 80060), (720, 72054), (810, 64048), (864, 60045), (1080, 48036), (1296, 40030), (1440, 36027), (1620, 32024), (2160, 24018), (2592, 20015), (3240, 16012), (4003, 12960), (4320, 12009), (6480, 8006)]