209497680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:434

約数の個数: 240

約数和(自身を含む): 811983744

約数和(自身を除く): 602486064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 197, 210, 211, 240, 252, 280, 315, 336, 360, 394, 420, 422, 504, 560, 591, 630, 633, 720, 788, 840, 844, 985, 1008, 1055, 1182, 1260, 1266, 1379, 1477, 1576, 1680, 1688, 1773, 1899, 1970, 2110, 2364, 2520, 2532, 2758, 2954, 2955, 3152, 3165, 3376, 3546, 3798, 3940, 4137, 4220, 4431, 4728, 5040, 5064, 5516, 5908, 5910, 6330, 6895, 7092, 7385, 7596, 7880, 8274, 8440, 8862, 8865, 9456, 9495, 10128, 11032, 11816, 11820, 12411, 12660, 13293, 13790, 14184, 14770, 15192, 15760, 16548, 16880, 17724, 17730, 18990, 20685, 22064, 22155, 23632, 23640, 24822, 25320, 26586, 27580, 28368, 29540, 30384, 33096, 35448, 35460, 37980, 41370, 41567, 44310, 47280, 49644, 50640, 53172, 55160, 59080, 62055, 66192, 66465, 70896, 70920, 75960, 82740, 83134, 88620, 99288, 106344, 110320, 118160, 124110, 124701, 132930, 141840, 151920, 165480, 166268, 177240, 198576, 207835, 212688, 248220, 249402, 265860, 290969, 330960, 332536, 354480, 374103, 415670, 496440, 498804, 531720, 581938, 623505, 665072, 748206, 831340, 872907, 992880, 997608, 1063440, 1163876, 1247010, 1454845, 1496412, 1662680, 1745814, 1870515, 1995216, 2327752, 2494020, 2618721, 2909690, 2992824, 3325360, 3491628, 3741030, 4364535, 4655504, 4988040, 5237442, 5819380, 5985648, 6983256, 7482060, 8729070, 9976080, 10474884, 11638760, 13093605, 13966512, 14964120, 17458140, 20949768, 23277520, 26187210, 29928240, 34916280, 41899536, 52374420, 69832560, 104748840, 209497680]

約数ペア:

[(1, 209497680), (2, 104748840), (3, 69832560), (4, 52374420), (5, 41899536), (6, 34916280), (7, 29928240), (8, 26187210), (9, 23277520), (10, 20949768), (12, 17458140), (14, 14964120), (15, 13966512), (16, 13093605), (18, 11638760), (20, 10474884), (21, 9976080), (24, 8729070), (28, 7482060), (30, 6983256), (35, 5985648), (36, 5819380), (40, 5237442), (42, 4988040), (45, 4655504), (48, 4364535), (56, 3741030), (60, 3491628), (63, 3325360), (70, 2992824), (72, 2909690), (80, 2618721), (84, 2494020), (90, 2327752), (105, 1995216), (112, 1870515), (120, 1745814), (126, 1662680), (140, 1496412), (144, 1454845), (168, 1247010), (180, 1163876), (197, 1063440), (210, 997608), (211, 992880), (240, 872907), (252, 831340), (280, 748206), (315, 665072), (336, 623505), (360, 581938), (394, 531720), (420, 498804), (422, 496440), (504, 415670), (560, 374103), (591, 354480), (630, 332536), (633, 330960), (720, 290969), (788, 265860), (840, 249402), (844, 248220), (985, 212688), (1008, 207835), (1055, 198576), (1182, 177240), (1260, 166268), (1266, 165480), (1379, 151920), (1477, 141840), (1576, 132930), (1680, 124701), (1688, 124110), (1773, 118160), (1899, 110320), (1970, 106344), (2110, 99288), (2364, 88620), (2520, 83134), (2532, 82740), (2758, 75960), (2954, 70920), (2955, 70896), (3152, 66465), (3165, 66192), (3376, 62055), (3546, 59080), (3798, 55160), (3940, 53172), (4137, 50640), (4220, 49644), (4431, 47280), (4728, 44310), (5040, 41567), (5064, 41370), (5516, 37980), (5908, 35460), (5910, 35448), (6330, 33096), (6895, 30384), (7092, 29540), (7385, 28368), (7596, 27580), (7880, 26586), (8274, 25320), (8440, 24822), (8862, 23640), (8865, 23632), (9456, 22155), (9495, 22064), (10128, 20685), (11032, 18990), (11816, 17730), (11820, 17724), (12411, 16880), (12660, 16548), (13293, 15760), (13790, 15192), (14184, 14770)]