1288967520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{72577}}^1$

素因数の和:72632

約数の個数: 96

約数和(自身を含む): 4170041568

約数和(自身を除く): 2881074048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 111, 120, 148, 160, 185, 222, 240, 296, 370, 444, 480, 555, 592, 740, 888, 1110, 1184, 1480, 1776, 2220, 2960, 3552, 4440, 5920, 8880, 17760, 72577, 145154, 217731, 290308, 362885, 435462, 580616, 725770, 870924, 1088655, 1161232, 1451540, 1741848, 2177310, 2322464, 2685349, 2903080, 3483696, 4354620, 5370698, 5806160, 6967392, 8056047, 8709240, 10741396, 11612320, 13426745, 16112094, 17418480, 21482792, 26853490, 32224188, 34836960, 40280235, 42965584, 53706980, 64448376, 80560470, 85931168, 107413960, 128896752, 161120940, 214827920, 257793504, 322241880, 429655840, 644483760, 1288967520]

約数ペア:

[(1, 1288967520), (2, 644483760), (3, 429655840), (4, 322241880), (5, 257793504), (6, 214827920), (8, 161120940), (10, 128896752), (12, 107413960), (15, 85931168), (16, 80560470), (20, 64448376), (24, 53706980), (30, 42965584), (32, 40280235), (37, 34836960), (40, 32224188), (48, 26853490), (60, 21482792), (74, 17418480), (80, 16112094), (96, 13426745), (111, 11612320), (120, 10741396), (148, 8709240), (160, 8056047), (185, 6967392), (222, 5806160), (240, 5370698), (296, 4354620), (370, 3483696), (444, 2903080), (480, 2685349), (555, 2322464), (592, 2177310), (740, 1741848), (888, 1451540), (1110, 1161232), (1184, 1088655), (1480, 870924), (1776, 725770), (2220, 580616), (2960, 435462), (3552, 362885), (4440, 290308), (5920, 217731), (8880, 145154), (17760, 72577)]