19973210880

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{3109}}^1$

素因数の和:3379

約数の個数: 288

約数和(自身を含む): 73230796800

約数和(自身を除く): 53257585920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 239, 240, 256, 280, 320, 336, 384, 420, 448, 478, 480, 560, 640, 672, 717, 768, 840, 896, 956, 960, 1120, 1195, 1280, 1344, 1434, 1673, 1680, 1792, 1912, 1920, 2240, 2390, 2688, 2868, 3109, 3346, 3360, 3585, 3824, 3840, 4480, 4780, 5019, 5376, 5736, 6218, 6692, 6720, 7170, 7648, 8365, 8960, 9327, 9560, 10038, 11472, 12436, 13384, 13440, 14340, 15296, 15545, 16730, 18654, 19120, 20076, 21763, 22944, 24872, 25095, 26768, 26880, 28680, 30592, 31090, 33460, 37308, 38240, 40152, 43526, 45888, 46635, 49744, 50190, 53536, 57360, 61184, 62180, 65289, 66920, 74616, 76480, 80304, 87052, 91776, 93270, 99488, 100380, 107072, 108815, 114720, 124360, 130578, 133840, 149232, 152960, 160608, 174104, 183552, 186540, 198976, 200760, 214144, 217630, 229440, 248720, 261156, 267680, 298464, 305920, 321216, 326445, 348208, 373080, 397952, 401520, 428288, 435260, 458880, 497440, 522312, 535360, 596928, 642432, 652890, 696416, 743051, 746160, 795904, 803040, 870520, 917760, 994880, 1044624, 1070720, 1193856, 1284864, 1305780, 1392832, 1486102, 1492320, 1606080, 1741040, 1989760, 2089248, 2141440, 2229153, 2387712, 2611560, 2785664, 2972204, 2984640, 3212160, 3482080, 3715255, 3979520, 4178496, 4458306, 5201357, 5223120, 5571328, 5944408, 5969280, 6424320, 6964160, 7430510, 8356992, 8916612, 10402714, 10446240, 11145765, 11888816, 11938560, 13928320, 14861020, 15604071, 16713984, 17833224, 20805428, 20892480, 22291530, 23777632, 26006785, 27856640, 29722040, 31208142, 35666448, 41610856, 41784960, 44583060, 47555264, 52013570, 59444080, 62416284, 71332896, 78020355, 83221712, 83569920, 89166120, 95110528, 104027140, 118888160, 124832568, 142665792, 156040710, 166443424, 178332240, 190221056, 208054280, 237776320, 249665136, 285331584, 312081420, 332886848, 356664480, 416108560, 475552640, 499330272, 570663168, 624162840, 665773696, 713328960, 832217120, 951105280, 998660544, 1248325680, 1331547392, 1426657920, 1664434240, 1997321088, 2496651360, 2853315840, 3328868480, 3994642176, 4993302720, 6657736960, 9986605440, 19973210880]

約数ペア:

[(1, 19973210880), (2, 9986605440), (3, 6657736960), (4, 4993302720), (5, 3994642176), (6, 3328868480), (7, 2853315840), (8, 2496651360), (10, 1997321088), (12, 1664434240), (14, 1426657920), (15, 1331547392), (16, 1248325680), (20, 998660544), (21, 951105280), (24, 832217120), (28, 713328960), (30, 665773696), (32, 624162840), (35, 570663168), (40, 499330272), (42, 475552640), (48, 416108560), (56, 356664480), (60, 332886848), (64, 312081420), (70, 285331584), (80, 249665136), (84, 237776320), (96, 208054280), (105, 190221056), (112, 178332240), (120, 166443424), (128, 156040710), (140, 142665792), (160, 124832568), (168, 118888160), (192, 104027140), (210, 95110528), (224, 89166120), (239, 83569920), (240, 83221712), (256, 78020355), (280, 71332896), (320, 62416284), (336, 59444080), (384, 52013570), (420, 47555264), (448, 44583060), (478, 41784960), (480, 41610856), (560, 35666448), (640, 31208142), (672, 29722040), (717, 27856640), (768, 26006785), (840, 23777632), (896, 22291530), (956, 20892480), (960, 20805428), (1120, 17833224), (1195, 16713984), (1280, 15604071), (1344, 14861020), (1434, 13928320), (1673, 11938560), (1680, 11888816), (1792, 11145765), (1912, 10446240), (1920, 10402714), (2240, 8916612), (2390, 8356992), (2688, 7430510), (2868, 6964160), (3109, 6424320), (3346, 5969280), (3360, 5944408), (3585, 5571328), (3824, 5223120), (3840, 5201357), (4480, 4458306), (4780, 4178496), (5019, 3979520), (5376, 3715255), (5736, 3482080), (6218, 3212160), (6692, 2984640), (6720, 2972204), (7170, 2785664), (7648, 2611560), (8365, 2387712), (8960, 2229153), (9327, 2141440), (9560, 2089248), (10038, 1989760), (11472, 1741040), (12436, 1606080), (13384, 1492320), (13440, 1486102), (14340, 1392832), (15296, 1305780), (15545, 1284864), (16730, 1193856), (18654, 1070720), (19120, 1044624), (20076, 994880), (21763, 917760), (22944, 870520), (24872, 803040), (25095, 795904), (26768, 746160), (26880, 743051), (28680, 696416), (30592, 652890), (31090, 642432), (33460, 596928), (37308, 535360), (38240, 522312), (40152, 497440), (43526, 458880), (45888, 435260), (46635, 428288), (49744, 401520), (50190, 397952), (53536, 373080), (57360, 348208), (61184, 326445), (62180, 321216), (65289, 305920), (66920, 298464), (74616, 267680), (76480, 261156), (80304, 248720), (87052, 229440), (91776, 217630), (93270, 214144), (99488, 200760), (100380, 198976), (107072, 186540), (108815, 183552), (114720, 174104), (124360, 160608), (130578, 152960), (133840, 149232)]