1239649920

素因数分解:

$2^7\times 3^6\times 5^1\times {\mathrm{2657}}^1$

素因数の和:2694

約数の個数: 224

約数和(自身を含む): 4444946820

約数和(自身を除く): 3205296900

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 729, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1440, 1458, 1620, 1728, 1920, 1944, 2160, 2430, 2592, 2657, 2880, 2916, 3240, 3456, 3645, 3888, 4320, 4860, 5184, 5314, 5760, 5832, 6480, 7290, 7776, 7971, 8640, 9720, 10368, 10628, 11664, 12960, 13285, 14580, 15552, 15942, 17280, 19440, 21256, 23328, 23913, 25920, 26570, 29160, 31104, 31884, 38880, 39855, 42512, 46656, 47826, 51840, 53140, 58320, 63768, 71739, 77760, 79710, 85024, 93312, 95652, 106280, 116640, 119565, 127536, 143478, 155520, 159420, 170048, 191304, 212560, 215217, 233280, 239130, 255072, 286956, 318840, 340096, 358695, 382608, 425120, 430434, 466560, 478260, 510144, 573912, 637680, 645651, 717390, 765216, 850240, 860868, 956520, 1020288, 1076085, 1147824, 1275360, 1291302, 1434780, 1530432, 1700480, 1721736, 1913040, 1936953, 2152170, 2295648, 2550720, 2582604, 2869560, 3060864, 3228255, 3443472, 3826080, 3873906, 4304340, 4591296, 5101440, 5165208, 5739120, 6456510, 6886944, 7652160, 7747812, 8608680, 9182592, 9684765, 10330416, 11478240, 12913020, 13773888, 15304320, 15495624, 17217360, 19369530, 20660832, 22956480, 25826040, 27547776, 30991248, 34434720, 38739060, 41321664, 45912960, 51652080, 61982496, 68869440, 77478120, 82643328, 103304160, 123964992, 137738880, 154956240, 206608320, 247929984, 309912480, 413216640, 619824960, 1239649920]

約数ペア:

[(1, 1239649920), (2, 619824960), (3, 413216640), (4, 309912480), (5, 247929984), (6, 206608320), (8, 154956240), (9, 137738880), (10, 123964992), (12, 103304160), (15, 82643328), (16, 77478120), (18, 68869440), (20, 61982496), (24, 51652080), (27, 45912960), (30, 41321664), (32, 38739060), (36, 34434720), (40, 30991248), (45, 27547776), (48, 25826040), (54, 22956480), (60, 20660832), (64, 19369530), (72, 17217360), (80, 15495624), (81, 15304320), (90, 13773888), (96, 12913020), (108, 11478240), (120, 10330416), (128, 9684765), (135, 9182592), (144, 8608680), (160, 7747812), (162, 7652160), (180, 6886944), (192, 6456510), (216, 5739120), (240, 5165208), (243, 5101440), (270, 4591296), (288, 4304340), (320, 3873906), (324, 3826080), (360, 3443472), (384, 3228255), (405, 3060864), (432, 2869560), (480, 2582604), (486, 2550720), (540, 2295648), (576, 2152170), (640, 1936953), (648, 1913040), (720, 1721736), (729, 1700480), (810, 1530432), (864, 1434780), (960, 1291302), (972, 1275360), (1080, 1147824), (1152, 1076085), (1215, 1020288), (1296, 956520), (1440, 860868), (1458, 850240), (1620, 765216), (1728, 717390), (1920, 645651), (1944, 637680), (2160, 573912), (2430, 510144), (2592, 478260), (2657, 466560), (2880, 430434), (2916, 425120), (3240, 382608), (3456, 358695), (3645, 340096), (3888, 318840), (4320, 286956), (4860, 255072), (5184, 239130), (5314, 233280), (5760, 215217), (5832, 212560), (6480, 191304), (7290, 170048), (7776, 159420), (7971, 155520), (8640, 143478), (9720, 127536), (10368, 119565), (10628, 116640), (11664, 106280), (12960, 95652), (13285, 93312), (14580, 85024), (15552, 79710), (15942, 77760), (17280, 71739), (19440, 63768), (21256, 58320), (23328, 53140), (23913, 51840), (25920, 47826), (26570, 46656), (29160, 42512), (31104, 39855), (31884, 38880)]