211128840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:456

約数の個数: 192

約数和(自身を含む): 745945200

約数和(自身を除く): 534816360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 197, 229, 234, 260, 312, 360, 390, 394, 458, 468, 520, 585, 591, 687, 780, 788, 916, 936, 985, 1145, 1170, 1182, 1374, 1560, 1576, 1773, 1832, 1970, 2061, 2290, 2340, 2364, 2561, 2748, 2955, 2977, 3435, 3546, 3940, 4122, 4580, 4680, 4728, 5122, 5496, 5910, 5954, 6870, 7092, 7683, 7880, 8244, 8865, 8931, 9160, 10244, 10305, 11820, 11908, 12805, 13740, 14184, 14885, 15366, 16488, 17730, 17862, 20488, 20610, 23049, 23640, 23816, 25610, 26793, 27480, 29770, 30732, 35460, 35724, 38415, 41220, 44655, 45113, 46098, 51220, 53586, 59540, 61464, 70920, 71448, 76830, 82440, 89310, 90226, 92196, 102440, 107172, 115245, 119080, 133965, 135339, 153660, 178620, 180452, 184392, 214344, 225565, 230490, 267930, 270678, 307320, 357240, 360904, 406017, 451130, 460980, 535860, 541356, 586469, 676695, 812034, 902260, 921960, 1071720, 1082712, 1172938, 1353390, 1624068, 1759407, 1804520, 2030085, 2345876, 2706780, 2932345, 3248136, 3518814, 4060170, 4691752, 5278221, 5413560, 5864690, 7037628, 8120340, 8797035, 10556442, 11729380, 14075256, 16240680, 17594070, 21112884, 23458760, 26391105, 35188140, 42225768, 52782210, 70376280, 105564420, 211128840]

約数ペア:

[(1, 211128840), (2, 105564420), (3, 70376280), (4, 52782210), (5, 42225768), (6, 35188140), (8, 26391105), (9, 23458760), (10, 21112884), (12, 17594070), (13, 16240680), (15, 14075256), (18, 11729380), (20, 10556442), (24, 8797035), (26, 8120340), (30, 7037628), (36, 5864690), (39, 5413560), (40, 5278221), (45, 4691752), (52, 4060170), (60, 3518814), (65, 3248136), (72, 2932345), (78, 2706780), (90, 2345876), (104, 2030085), (117, 1804520), (120, 1759407), (130, 1624068), (156, 1353390), (180, 1172938), (195, 1082712), (197, 1071720), (229, 921960), (234, 902260), (260, 812034), (312, 676695), (360, 586469), (390, 541356), (394, 535860), (458, 460980), (468, 451130), (520, 406017), (585, 360904), (591, 357240), (687, 307320), (780, 270678), (788, 267930), (916, 230490), (936, 225565), (985, 214344), (1145, 184392), (1170, 180452), (1182, 178620), (1374, 153660), (1560, 135339), (1576, 133965), (1773, 119080), (1832, 115245), (1970, 107172), (2061, 102440), (2290, 92196), (2340, 90226), (2364, 89310), (2561, 82440), (2748, 76830), (2955, 71448), (2977, 70920), (3435, 61464), (3546, 59540), (3940, 53586), (4122, 51220), (4580, 46098), (4680, 45113), (4728, 44655), (5122, 41220), (5496, 38415), (5910, 35724), (5954, 35460), (6870, 30732), (7092, 29770), (7683, 27480), (7880, 26793), (8244, 25610), (8865, 23816), (8931, 23640), (9160, 23049), (10244, 20610), (10305, 20488), (11820, 17862), (11908, 17730), (12805, 16488), (13740, 15366), (14184, 14885)]