21790298880

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{270217}}^1$

素因数の和:270251

約数の個数: 216

約数和(自身を含む): 86162792352

約数和(自身を除く): 64372493472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 40320, 80640, 270217, 540434, 810651, 1080868, 1351085, 1621302, 1891519, 2161736, 2431953, 2702170, 3242604, 3783038, 4053255, 4323472, 4863906, 5404340, 5674557, 6485208, 7566076, 8106510, 8646944, 9457595, 9727812, 10808680, 11349114, 12159765, 12970416, 15132152, 16213020, 17023671, 17293888, 18915190, 19455624, 21617360, 22698228, 24319530, 25940832, 28372785, 30264304, 32426040, 34047342, 34587776, 37830380, 38911248, 43234720, 45396456, 48639060, 51881664, 56745570, 60528608, 64852080, 68094684, 69175552, 75660760, 77822496, 85118355, 86469440, 90792912, 97278120, 103763328, 113491140, 121057216, 129704160, 136189368, 151321520, 155644992, 170236710, 172938880, 181585824, 194556240, 207526656, 226982280, 242114432, 259408320, 272378736, 302643040, 311289984, 340473420, 345877760, 363171648, 389112480, 453964560, 484228864, 518816640, 544757472, 605286080, 622579968, 680946840, 726343296, 778224960, 907929120, 1037633280, 1089514944, 1210572160, 1361893680, 1452686592, 1556449920, 1815858240, 2179029888, 2421144320, 2723787360, 3112899840, 3631716480, 4358059776, 5447574720, 7263432960, 10895149440, 21790298880]

約数ペア:

[(1, 21790298880), (2, 10895149440), (3, 7263432960), (4, 5447574720), (5, 4358059776), (6, 3631716480), (7, 3112899840), (8, 2723787360), (9, 2421144320), (10, 2179029888), (12, 1815858240), (14, 1556449920), (15, 1452686592), (16, 1361893680), (18, 1210572160), (20, 1089514944), (21, 1037633280), (24, 907929120), (28, 778224960), (30, 726343296), (32, 680946840), (35, 622579968), (36, 605286080), (40, 544757472), (42, 518816640), (45, 484228864), (48, 453964560), (56, 389112480), (60, 363171648), (63, 345877760), (64, 340473420), (70, 311289984), (72, 302643040), (80, 272378736), (84, 259408320), (90, 242114432), (96, 226982280), (105, 207526656), (112, 194556240), (120, 181585824), (126, 172938880), (128, 170236710), (140, 155644992), (144, 151321520), (160, 136189368), (168, 129704160), (180, 121057216), (192, 113491140), (210, 103763328), (224, 97278120), (240, 90792912), (252, 86469440), (256, 85118355), (280, 77822496), (288, 75660760), (315, 69175552), (320, 68094684), (336, 64852080), (360, 60528608), (384, 56745570), (420, 51881664), (448, 48639060), (480, 45396456), (504, 43234720), (560, 38911248), (576, 37830380), (630, 34587776), (640, 34047342), (672, 32426040), (720, 30264304), (768, 28372785), (840, 25940832), (896, 24319530), (960, 22698228), (1008, 21617360), (1120, 19455624), (1152, 18915190), (1260, 17293888), (1280, 17023671), (1344, 16213020), (1440, 15132152), (1680, 12970416), (1792, 12159765), (1920, 11349114), (2016, 10808680), (2240, 9727812), (2304, 9457595), (2520, 8646944), (2688, 8106510), (2880, 7566076), (3360, 6485208), (3840, 5674557), (4032, 5404340), (4480, 4863906), (5040, 4323472), (5376, 4053255), (5760, 3783038), (6720, 3242604), (8064, 2702170), (8960, 2431953), (10080, 2161736), (11520, 1891519), (13440, 1621302), (16128, 1351085), (20160, 1080868), (26880, 810651), (40320, 540434), (80640, 270217)]