261265200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1637}}^1$

素因数の和:1684

約数の個数: 240

約数和(自身を含む): 1007435520

約数和(自身を除く): 746170320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 48, 50, 56, 57, 60, 70, 75, 76, 80, 84, 95, 100, 105, 112, 114, 120, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 240, 266, 280, 285, 300, 304, 336, 350, 380, 399, 400, 420, 456, 475, 525, 532, 560, 570, 600, 665, 700, 760, 798, 840, 912, 950, 1050, 1064, 1140, 1200, 1330, 1400, 1425, 1520, 1596, 1637, 1680, 1900, 1995, 2100, 2128, 2280, 2660, 2800, 2850, 3192, 3274, 3325, 3800, 3990, 4200, 4560, 4911, 5320, 5700, 6384, 6548, 6650, 7600, 7980, 8185, 8400, 9822, 9975, 10640, 11400, 11459, 13096, 13300, 15960, 16370, 19644, 19950, 22800, 22918, 24555, 26192, 26600, 31103, 31920, 32740, 34377, 39288, 39900, 40925, 45836, 49110, 53200, 57295, 62206, 65480, 68754, 78576, 79800, 81850, 91672, 93309, 98220, 114590, 122775, 124412, 130960, 137508, 155515, 159600, 163700, 171885, 183344, 186618, 196440, 217721, 229180, 245550, 248824, 275016, 286475, 311030, 327400, 343770, 373236, 392880, 435442, 458360, 466545, 491100, 497648, 550032, 572950, 622060, 653163, 654800, 687540, 746472, 777575, 859425, 870884, 916720, 933090, 982200, 1088605, 1145900, 1244120, 1306326, 1375080, 1492944, 1555150, 1718850, 1741768, 1866180, 1964400, 2177210, 2291800, 2332725, 2488240, 2612652, 2750160, 3110300, 3265815, 3437700, 3483536, 3732360, 4354420, 4583600, 4665450, 5225304, 5443025, 6220600, 6531630, 6875400, 7464720, 8708840, 9330900, 10450608, 10886050, 12441200, 13063260, 13750800, 16329075, 17417680, 18661800, 21772100, 26126520, 32658150, 37323600, 43544200, 52253040, 65316300, 87088400, 130632600, 261265200]

約数ペア:

[(1, 261265200), (2, 130632600), (3, 87088400), (4, 65316300), (5, 52253040), (6, 43544200), (7, 37323600), (8, 32658150), (10, 26126520), (12, 21772100), (14, 18661800), (15, 17417680), (16, 16329075), (19, 13750800), (20, 13063260), (21, 12441200), (24, 10886050), (25, 10450608), (28, 9330900), (30, 8708840), (35, 7464720), (38, 6875400), (40, 6531630), (42, 6220600), (48, 5443025), (50, 5225304), (56, 4665450), (57, 4583600), (60, 4354420), (70, 3732360), (75, 3483536), (76, 3437700), (80, 3265815), (84, 3110300), (95, 2750160), (100, 2612652), (105, 2488240), (112, 2332725), (114, 2291800), (120, 2177210), (133, 1964400), (140, 1866180), (150, 1741768), (152, 1718850), (168, 1555150), (175, 1492944), (190, 1375080), (200, 1306326), (210, 1244120), (228, 1145900), (240, 1088605), (266, 982200), (280, 933090), (285, 916720), (300, 870884), (304, 859425), (336, 777575), (350, 746472), (380, 687540), (399, 654800), (400, 653163), (420, 622060), (456, 572950), (475, 550032), (525, 497648), (532, 491100), (560, 466545), (570, 458360), (600, 435442), (665, 392880), (700, 373236), (760, 343770), (798, 327400), (840, 311030), (912, 286475), (950, 275016), (1050, 248824), (1064, 245550), (1140, 229180), (1200, 217721), (1330, 196440), (1400, 186618), (1425, 183344), (1520, 171885), (1596, 163700), (1637, 159600), (1680, 155515), (1900, 137508), (1995, 130960), (2100, 124412), (2128, 122775), (2280, 114590), (2660, 98220), (2800, 93309), (2850, 91672), (3192, 81850), (3274, 79800), (3325, 78576), (3800, 68754), (3990, 65480), (4200, 62206), (4560, 57295), (4911, 53200), (5320, 49110), (5700, 45836), (6384, 40925), (6548, 39900), (6650, 39288), (7600, 34377), (7980, 32740), (8185, 31920), (8400, 31103), (9822, 26600), (9975, 26192), (10640, 24555), (11400, 22918), (11459, 22800), (13096, 19950), (13300, 19644), (15960, 16370)]