211687840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 288

約数和(自身を含む): 656377344

約数和(自身を除く): 444689504

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 49, 52, 56, 62, 65, 67, 70, 80, 91, 98, 104, 112, 124, 130, 134, 140, 155, 160, 182, 196, 208, 217, 224, 245, 248, 260, 268, 280, 310, 335, 364, 392, 403, 416, 434, 455, 469, 490, 496, 520, 536, 560, 620, 637, 670, 728, 784, 806, 868, 871, 910, 938, 980, 992, 1040, 1072, 1085, 1120, 1240, 1274, 1340, 1456, 1519, 1568, 1612, 1736, 1742, 1820, 1876, 1960, 2015, 2077, 2080, 2144, 2170, 2345, 2480, 2548, 2680, 2821, 2912, 3038, 3185, 3224, 3283, 3472, 3484, 3640, 3752, 3920, 4030, 4154, 4340, 4355, 4690, 4960, 5096, 5360, 5642, 6076, 6097, 6370, 6448, 6566, 6944, 6968, 7280, 7504, 7595, 7840, 8060, 8308, 8680, 8710, 9380, 10192, 10385, 10720, 11284, 12152, 12194, 12740, 12896, 13132, 13936, 14105, 14539, 14560, 15008, 15190, 16120, 16415, 16616, 17360, 17420, 18760, 19747, 20384, 20770, 22568, 24304, 24388, 25480, 26264, 27001, 27872, 28210, 29078, 30380, 30485, 32240, 32830, 33232, 34720, 34840, 37520, 39494, 41540, 42679, 45136, 48608, 48776, 50960, 52528, 54002, 56420, 58156, 60760, 60970, 64480, 65660, 66464, 69680, 72695, 75040, 78988, 83080, 85358, 90272, 97552, 98735, 101773, 101920, 105056, 108004, 112840, 116312, 121520, 121940, 131320, 135005, 139360, 145390, 157976, 166160, 170716, 189007, 195104, 197470, 203546, 213395, 216008, 225680, 232624, 243040, 243880, 262640, 270010, 290780, 315952, 332320, 341432, 378014, 394940, 407092, 426790, 432016, 451360, 465248, 487760, 508865, 525280, 540020, 581560, 631904, 682864, 756028, 789880, 814184, 853580, 864032, 945035, 975520, 1017730, 1080040, 1163120, 1323049, 1365728, 1512056, 1579760, 1628368, 1707160, 1890070, 2035460, 2160080, 2326240, 2646098, 3024112, 3159520, 3256736, 3414320, 3780140, 4070920, 4320160, 5292196, 6048224, 6615245, 6828640, 7560280, 8141840, 10584392, 13230490, 15120560, 16283680, 21168784, 26460980, 30241120, 42337568, 52921960, 105843920, 211687840]

約数ペア:

[(1, 211687840), (2, 105843920), (4, 52921960), (5, 42337568), (7, 30241120), (8, 26460980), (10, 21168784), (13, 16283680), (14, 15120560), (16, 13230490), (20, 10584392), (26, 8141840), (28, 7560280), (31, 6828640), (32, 6615245), (35, 6048224), (40, 5292196), (49, 4320160), (52, 4070920), (56, 3780140), (62, 3414320), (65, 3256736), (67, 3159520), (70, 3024112), (80, 2646098), (91, 2326240), (98, 2160080), (104, 2035460), (112, 1890070), (124, 1707160), (130, 1628368), (134, 1579760), (140, 1512056), (155, 1365728), (160, 1323049), (182, 1163120), (196, 1080040), (208, 1017730), (217, 975520), (224, 945035), (245, 864032), (248, 853580), (260, 814184), (268, 789880), (280, 756028), (310, 682864), (335, 631904), (364, 581560), (392, 540020), (403, 525280), (416, 508865), (434, 487760), (455, 465248), (469, 451360), (490, 432016), (496, 426790), (520, 407092), (536, 394940), (560, 378014), (620, 341432), (637, 332320), (670, 315952), (728, 290780), (784, 270010), (806, 262640), (868, 243880), (871, 243040), (910, 232624), (938, 225680), (980, 216008), (992, 213395), (1040, 203546), (1072, 197470), (1085, 195104), (1120, 189007), (1240, 170716), (1274, 166160), (1340, 157976), (1456, 145390), (1519, 139360), (1568, 135005), (1612, 131320), (1736, 121940), (1742, 121520), (1820, 116312), (1876, 112840), (1960, 108004), (2015, 105056), (2077, 101920), (2080, 101773), (2144, 98735), (2170, 97552), (2345, 90272), (2480, 85358), (2548, 83080), (2680, 78988), (2821, 75040), (2912, 72695), (3038, 69680), (3185, 66464), (3224, 65660), (3283, 64480), (3472, 60970), (3484, 60760), (3640, 58156), (3752, 56420), (3920, 54002), (4030, 52528), (4154, 50960), (4340, 48776), (4355, 48608), (4690, 45136), (4960, 42679), (5096, 41540), (5360, 39494), (5642, 37520), (6076, 34840), (6097, 34720), (6370, 33232), (6448, 32830), (6566, 32240), (6944, 30485), (6968, 30380), (7280, 29078), (7504, 28210), (7595, 27872), (7840, 27001), (8060, 26264), (8308, 25480), (8680, 24388), (8710, 24304), (9380, 22568), (10192, 20770), (10385, 20384), (10720, 19747), (11284, 18760), (12152, 17420), (12194, 17360), (12740, 16616), (12896, 16415), (13132, 16120), (13936, 15190), (14105, 15008), (14539, 14560)]