1289711664

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:588

約数の個数: 240

約数和(自身を含む): 4068623520

約数和(自身を除く): 2778911856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 29, 34, 36, 37, 48, 51, 58, 68, 72, 74, 87, 102, 111, 116, 136, 144, 148, 153, 174, 204, 222, 232, 261, 272, 296, 306, 333, 348, 408, 444, 464, 491, 493, 522, 592, 612, 629, 666, 696, 816, 888, 982, 986, 1044, 1073, 1224, 1258, 1332, 1392, 1473, 1479, 1776, 1887, 1964, 1972, 2088, 2146, 2448, 2516, 2664, 2946, 2958, 3219, 3774, 3928, 3944, 4176, 4292, 4419, 4437, 5032, 5328, 5661, 5892, 5916, 6438, 7548, 7856, 7888, 8347, 8584, 8838, 8874, 9657, 10064, 11322, 11784, 11832, 12876, 14239, 15096, 16694, 17168, 17676, 17748, 18167, 18241, 19314, 22644, 23568, 23664, 25041, 25752, 28478, 30192, 33388, 35352, 35496, 36334, 36482, 38628, 42717, 45288, 50082, 51504, 54501, 54723, 56956, 66776, 70704, 70992, 72668, 72964, 75123, 77256, 85434, 90576, 100164, 109002, 109446, 113912, 128151, 133552, 145336, 145928, 150246, 154512, 163503, 164169, 170868, 200328, 218004, 218892, 227824, 242063, 256302, 290672, 291856, 300492, 308839, 327006, 328338, 341736, 400656, 436008, 437784, 484126, 512604, 526843, 600984, 617678, 654012, 656676, 683472, 726189, 872016, 875568, 926517, 968252, 1025208, 1053686, 1201968, 1235356, 1308024, 1313352, 1452378, 1580529, 1853034, 1936504, 2050416, 2107372, 2178567, 2470712, 2616048, 2626704, 2779551, 2904756, 3161058, 3706068, 3873008, 4214744, 4357134, 4741587, 4941424, 5559102, 5809512, 6322116, 7412136, 8429488, 8714268, 8956331, 9483174, 11118204, 11619024, 12644232, 14824272, 17428536, 17912662, 18966348, 22236408, 25288464, 26868993, 34857072, 35825324, 37932696, 44472816, 53737986, 71650648, 75865392, 80606979, 107475972, 143301296, 161213958, 214951944, 322427916, 429903888, 644855832, 1289711664]

約数ペア:

[(1, 1289711664), (2, 644855832), (3, 429903888), (4, 322427916), (6, 214951944), (8, 161213958), (9, 143301296), (12, 107475972), (16, 80606979), (17, 75865392), (18, 71650648), (24, 53737986), (29, 44472816), (34, 37932696), (36, 35825324), (37, 34857072), (48, 26868993), (51, 25288464), (58, 22236408), (68, 18966348), (72, 17912662), (74, 17428536), (87, 14824272), (102, 12644232), (111, 11619024), (116, 11118204), (136, 9483174), (144, 8956331), (148, 8714268), (153, 8429488), (174, 7412136), (204, 6322116), (222, 5809512), (232, 5559102), (261, 4941424), (272, 4741587), (296, 4357134), (306, 4214744), (333, 3873008), (348, 3706068), (408, 3161058), (444, 2904756), (464, 2779551), (491, 2626704), (493, 2616048), (522, 2470712), (592, 2178567), (612, 2107372), (629, 2050416), (666, 1936504), (696, 1853034), (816, 1580529), (888, 1452378), (982, 1313352), (986, 1308024), (1044, 1235356), (1073, 1201968), (1224, 1053686), (1258, 1025208), (1332, 968252), (1392, 926517), (1473, 875568), (1479, 872016), (1776, 726189), (1887, 683472), (1964, 656676), (1972, 654012), (2088, 617678), (2146, 600984), (2448, 526843), (2516, 512604), (2664, 484126), (2946, 437784), (2958, 436008), (3219, 400656), (3774, 341736), (3928, 328338), (3944, 327006), (4176, 308839), (4292, 300492), (4419, 291856), (4437, 290672), (5032, 256302), (5328, 242063), (5661, 227824), (5892, 218892), (5916, 218004), (6438, 200328), (7548, 170868), (7856, 164169), (7888, 163503), (8347, 154512), (8584, 150246), (8838, 145928), (8874, 145336), (9657, 133552), (10064, 128151), (11322, 113912), (11784, 109446), (11832, 109002), (12876, 100164), (14239, 90576), (15096, 85434), (16694, 77256), (17168, 75123), (17676, 72964), (17748, 72668), (18167, 70992), (18241, 70704), (19314, 66776), (22644, 56956), (23568, 54723), (23664, 54501), (25041, 51504), (25752, 50082), (28478, 45288), (30192, 42717), (33388, 38628), (35352, 36482), (35496, 36334)]