20982089520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{244889}}^1$

素因数の和:244932

約数の個数: 240

約数和(自身を含む): 85268738880

約数和(自身を除く): 64286649360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 168, 170, 180, 204, 210, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 476, 504, 510, 560, 595, 612, 630, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1190, 1224, 1260, 1360, 1428, 1530, 1680, 1785, 1904, 2040, 2142, 2380, 2448, 2520, 2856, 3060, 3570, 4080, 4284, 4760, 5040, 5355, 5712, 6120, 7140, 8568, 9520, 10710, 12240, 14280, 17136, 21420, 28560, 42840, 85680, 244889, 489778, 734667, 979556, 1224445, 1469334, 1714223, 1959112, 2204001, 2448890, 2938668, 3428446, 3673335, 3918224, 4163113, 4408002, 4897780, 5142669, 5877336, 6856892, 7346670, 8326226, 8571115, 8816004, 9795560, 10285338, 11020005, 11754672, 12489339, 13713784, 14693340, 15428007, 16652452, 17142230, 17632008, 19591120, 20570676, 20815565, 22040010, 24978678, 25713345, 27427568, 29141791, 29386680, 30856014, 33304904, 34284460, 35264016, 37468017, 41141352, 41631130, 44080020, 49957356, 51426690, 58283582, 58773360, 61712028, 62446695, 66609808, 68568920, 74936034, 77140035, 82282704, 83262260, 87425373, 88160040, 99914712, 102853380, 116567164, 123424056, 124893390, 137137840, 145708955, 149872068, 154280070, 166524520, 174850746, 176320080, 187340085, 199829424, 205706760, 233134328, 246848112, 249786780, 262276119, 291417910, 299744136, 308560140, 333049040, 349701492, 374680170, 411413520, 437126865, 466268656, 499573560, 524552238, 582835820, 599488272, 617120280, 699402984, 749360340, 874253730, 999147120, 1049104476, 1165671640, 1234240560, 1311380595, 1398805968, 1498720680, 1748507460, 2098208952, 2331343280, 2622761190, 2997441360, 3497014920, 4196417904, 5245522380, 6994029840, 10491044760, 20982089520]

約数ペア:

[(1, 20982089520), (2, 10491044760), (3, 6994029840), (4, 5245522380), (5, 4196417904), (6, 3497014920), (7, 2997441360), (8, 2622761190), (9, 2331343280), (10, 2098208952), (12, 1748507460), (14, 1498720680), (15, 1398805968), (16, 1311380595), (17, 1234240560), (18, 1165671640), (20, 1049104476), (21, 999147120), (24, 874253730), (28, 749360340), (30, 699402984), (34, 617120280), (35, 599488272), (36, 582835820), (40, 524552238), (42, 499573560), (45, 466268656), (48, 437126865), (51, 411413520), (56, 374680170), (60, 349701492), (63, 333049040), (68, 308560140), (70, 299744136), (72, 291417910), (80, 262276119), (84, 249786780), (85, 246848112), (90, 233134328), (102, 205706760), (105, 199829424), (112, 187340085), (119, 176320080), (120, 174850746), (126, 166524520), (136, 154280070), (140, 149872068), (144, 145708955), (153, 137137840), (168, 124893390), (170, 123424056), (180, 116567164), (204, 102853380), (210, 99914712), (238, 88160040), (240, 87425373), (252, 83262260), (255, 82282704), (272, 77140035), (280, 74936034), (306, 68568920), (315, 66609808), (336, 62446695), (340, 61712028), (357, 58773360), (360, 58283582), (408, 51426690), (420, 49957356), (476, 44080020), (504, 41631130), (510, 41141352), (560, 37468017), (595, 35264016), (612, 34284460), (630, 33304904), (680, 30856014), (714, 29386680), (720, 29141791), (765, 27427568), (816, 25713345), (840, 24978678), (952, 22040010), (1008, 20815565), (1020, 20570676), (1071, 19591120), (1190, 17632008), (1224, 17142230), (1260, 16652452), (1360, 15428007), (1428, 14693340), (1530, 13713784), (1680, 12489339), (1785, 11754672), (1904, 11020005), (2040, 10285338), (2142, 9795560), (2380, 8816004), (2448, 8571115), (2520, 8326226), (2856, 7346670), (3060, 6856892), (3570, 5877336), (4080, 5142669), (4284, 4897780), (4760, 4408002), (5040, 4163113), (5355, 3918224), (5712, 3673335), (6120, 3428446), (7140, 2938668), (8568, 2448890), (9520, 2204001), (10710, 1959112), (12240, 1714223), (14280, 1469334), (17136, 1224445), (21420, 979556), (28560, 734667), (42840, 489778), (85680, 244889)]