21495982080

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16273}}^1$

素因数の和:16346

約数の個数: 192

約数和(自身を含む): 70373983680

約数和(自身を除く): 48878001600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 256, 258, 320, 344, 384, 430, 480, 512, 516, 640, 645, 688, 768, 860, 960, 1024, 1032, 1280, 1290, 1376, 1536, 1720, 1920, 2048, 2064, 2560, 2580, 2752, 3072, 3440, 3840, 4128, 5120, 5160, 5504, 6144, 6880, 7680, 8256, 10240, 10320, 11008, 13760, 15360, 16273, 16512, 20640, 22016, 27520, 30720, 32546, 33024, 41280, 44032, 48819, 55040, 65092, 66048, 81365, 82560, 88064, 97638, 110080, 130184, 132096, 162730, 165120, 195276, 220160, 244095, 260368, 264192, 325460, 330240, 390552, 440320, 488190, 520736, 650920, 660480, 699739, 781104, 976380, 1041472, 1301840, 1320960, 1399478, 1562208, 1952760, 2082944, 2099217, 2603680, 2798956, 3124416, 3498695, 3905520, 4165888, 4198434, 5207360, 5597912, 6248832, 6997390, 7811040, 8331776, 8396868, 10414720, 10496085, 11195824, 12497664, 13994780, 15622080, 16663552, 16793736, 20829440, 20992170, 22391648, 24995328, 27989560, 31244160, 33327104, 33587472, 41658880, 41984340, 44783296, 49990656, 55979120, 62488320, 67174944, 83317760, 83968680, 89566592, 99981312, 111958240, 124976640, 134349888, 166635520, 167937360, 179133184, 223916480, 249953280, 268699776, 335874720, 358266368, 447832960, 499906560, 537399552, 671749440, 716532736, 895665920, 1074799104, 1343498880, 1433065472, 1791331840, 2149598208, 2686997760, 3582663680, 4299196416, 5373995520, 7165327360, 10747991040, 21495982080]

約数ペア:

[(1, 21495982080), (2, 10747991040), (3, 7165327360), (4, 5373995520), (5, 4299196416), (6, 3582663680), (8, 2686997760), (10, 2149598208), (12, 1791331840), (15, 1433065472), (16, 1343498880), (20, 1074799104), (24, 895665920), (30, 716532736), (32, 671749440), (40, 537399552), (43, 499906560), (48, 447832960), (60, 358266368), (64, 335874720), (80, 268699776), (86, 249953280), (96, 223916480), (120, 179133184), (128, 167937360), (129, 166635520), (160, 134349888), (172, 124976640), (192, 111958240), (215, 99981312), (240, 89566592), (256, 83968680), (258, 83317760), (320, 67174944), (344, 62488320), (384, 55979120), (430, 49990656), (480, 44783296), (512, 41984340), (516, 41658880), (640, 33587472), (645, 33327104), (688, 31244160), (768, 27989560), (860, 24995328), (960, 22391648), (1024, 20992170), (1032, 20829440), (1280, 16793736), (1290, 16663552), (1376, 15622080), (1536, 13994780), (1720, 12497664), (1920, 11195824), (2048, 10496085), (2064, 10414720), (2560, 8396868), (2580, 8331776), (2752, 7811040), (3072, 6997390), (3440, 6248832), (3840, 5597912), (4128, 5207360), (5120, 4198434), (5160, 4165888), (5504, 3905520), (6144, 3498695), (6880, 3124416), (7680, 2798956), (8256, 2603680), (10240, 2099217), (10320, 2082944), (11008, 1952760), (13760, 1562208), (15360, 1399478), (16273, 1320960), (16512, 1301840), (20640, 1041472), (22016, 976380), (27520, 781104), (30720, 699739), (32546, 660480), (33024, 650920), (41280, 520736), (44032, 488190), (48819, 440320), (55040, 390552), (65092, 330240), (66048, 325460), (81365, 264192), (82560, 260368), (88064, 244095), (97638, 220160), (110080, 195276), (130184, 165120), (132096, 162730)]