207712890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:234

約数の個数: 256

約数和(自身を含む): 704471040

約数和(自身を除く): 496758150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 54, 55, 63, 66, 70, 77, 90, 97, 99, 103, 105, 110, 126, 135, 154, 165, 189, 194, 198, 206, 210, 231, 270, 291, 297, 309, 315, 330, 378, 385, 462, 485, 495, 515, 582, 594, 618, 630, 679, 693, 721, 770, 873, 927, 945, 970, 990, 1030, 1067, 1133, 1155, 1358, 1386, 1442, 1455, 1485, 1545, 1746, 1854, 1890, 2037, 2079, 2134, 2163, 2266, 2310, 2619, 2781, 2910, 2970, 3090, 3201, 3395, 3399, 3465, 3605, 4074, 4158, 4326, 4365, 4635, 5238, 5335, 5562, 5665, 6111, 6402, 6489, 6790, 6798, 6930, 7210, 7469, 7931, 8730, 9270, 9603, 9991, 10185, 10197, 10395, 10670, 10815, 11330, 12222, 12978, 13095, 13905, 14938, 15862, 16005, 16995, 18333, 19206, 19467, 19982, 20370, 20394, 20790, 21630, 22407, 23793, 26190, 27810, 28809, 29973, 30555, 30591, 32010, 32445, 33990, 36666, 37345, 38934, 39655, 44814, 47586, 48015, 49955, 50985, 57618, 59946, 61110, 61182, 64890, 67221, 69937, 71379, 74690, 79310, 89919, 91665, 96030, 97335, 99910, 101970, 109901, 112035, 118965, 134442, 139874, 142758, 144045, 149865, 152955, 179838, 183330, 194670, 201663, 209811, 214137, 219802, 224070, 237930, 269757, 288090, 299730, 305910, 329703, 336105, 349685, 356895, 403326, 419622, 428274, 449595, 539514, 549505, 629433, 659406, 672210, 699370, 713790, 769307, 899190, 989109, 1008315, 1049055, 1070685, 1099010, 1258866, 1348785, 1538614, 1648515, 1888299, 1978218, 2016630, 2098110, 2141370, 2307921, 2697570, 2967327, 3147165, 3297030, 3776598, 3846535, 4615842, 4945545, 5934654, 6294330, 6923763, 7693070, 9441495, 9891090, 11539605, 13847526, 14836635, 18882990, 20771289, 23079210, 29673270, 34618815, 41542578, 69237630, 103856445, 207712890]

約数ペア:

[(1, 207712890), (2, 103856445), (3, 69237630), (5, 41542578), (6, 34618815), (7, 29673270), (9, 23079210), (10, 20771289), (11, 18882990), (14, 14836635), (15, 13847526), (18, 11539605), (21, 9891090), (22, 9441495), (27, 7693070), (30, 6923763), (33, 6294330), (35, 5934654), (42, 4945545), (45, 4615842), (54, 3846535), (55, 3776598), (63, 3297030), (66, 3147165), (70, 2967327), (77, 2697570), (90, 2307921), (97, 2141370), (99, 2098110), (103, 2016630), (105, 1978218), (110, 1888299), (126, 1648515), (135, 1538614), (154, 1348785), (165, 1258866), (189, 1099010), (194, 1070685), (198, 1049055), (206, 1008315), (210, 989109), (231, 899190), (270, 769307), (291, 713790), (297, 699370), (309, 672210), (315, 659406), (330, 629433), (378, 549505), (385, 539514), (462, 449595), (485, 428274), (495, 419622), (515, 403326), (582, 356895), (594, 349685), (618, 336105), (630, 329703), (679, 305910), (693, 299730), (721, 288090), (770, 269757), (873, 237930), (927, 224070), (945, 219802), (970, 214137), (990, 209811), (1030, 201663), (1067, 194670), (1133, 183330), (1155, 179838), (1358, 152955), (1386, 149865), (1442, 144045), (1455, 142758), (1485, 139874), (1545, 134442), (1746, 118965), (1854, 112035), (1890, 109901), (2037, 101970), (2079, 99910), (2134, 97335), (2163, 96030), (2266, 91665), (2310, 89919), (2619, 79310), (2781, 74690), (2910, 71379), (2970, 69937), (3090, 67221), (3201, 64890), (3395, 61182), (3399, 61110), (3465, 59946), (3605, 57618), (4074, 50985), (4158, 49955), (4326, 48015), (4365, 47586), (4635, 44814), (5238, 39655), (5335, 38934), (5562, 37345), (5665, 36666), (6111, 33990), (6402, 32445), (6489, 32010), (6790, 30591), (6798, 30555), (6930, 29973), (7210, 28809), (7469, 27810), (7931, 26190), (8730, 23793), (9270, 22407), (9603, 21630), (9991, 20790), (10185, 20394), (10197, 20370), (10395, 19982), (10670, 19467), (10815, 19206), (11330, 18333), (12222, 16995), (12978, 16005), (13095, 15862), (13905, 14938)]