157988880

素因数分解:

$2^4\times 3^8\times 5^1\times 7^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 360

約数和(自身を含む): 644309952

約数和(自身を除く): 486321072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 43, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 86, 90, 105, 108, 112, 120, 126, 129, 135, 140, 144, 162, 168, 172, 180, 189, 210, 215, 216, 240, 243, 252, 258, 270, 280, 301, 315, 324, 336, 344, 360, 378, 387, 405, 420, 430, 432, 486, 504, 516, 540, 560, 567, 602, 630, 645, 648, 688, 720, 729, 756, 774, 810, 840, 860, 903, 945, 972, 1008, 1032, 1080, 1134, 1161, 1204, 1215, 1260, 1290, 1296, 1458, 1505, 1512, 1548, 1620, 1680, 1701, 1720, 1806, 1890, 1935, 1944, 2064, 2160, 2187, 2268, 2322, 2408, 2430, 2520, 2580, 2709, 2835, 2916, 3010, 3024, 3096, 3240, 3402, 3440, 3483, 3612, 3645, 3780, 3870, 3888, 4374, 4515, 4536, 4644, 4816, 4860, 5040, 5103, 5160, 5418, 5670, 5805, 5832, 6020, 6192, 6480, 6561, 6804, 6966, 7224, 7290, 7560, 7740, 8127, 8505, 8748, 9030, 9072, 9288, 9720, 10206, 10320, 10449, 10836, 10935, 11340, 11610, 11664, 12040, 13122, 13545, 13608, 13932, 14448, 14580, 15120, 15309, 15480, 16254, 17010, 17415, 17496, 18060, 18576, 19440, 20412, 20898, 21672, 21870, 22680, 23220, 24080, 24381, 25515, 26244, 27090, 27216, 27864, 29160, 30618, 30960, 31347, 32508, 32805, 34020, 34830, 34992, 36120, 40635, 40824, 41796, 43344, 43740, 45360, 45927, 46440, 48762, 51030, 52245, 52488, 54180, 55728, 58320, 61236, 62694, 65016, 65610, 68040, 69660, 72240, 73143, 76545, 81270, 81648, 83592, 87480, 91854, 92880, 94041, 97524, 102060, 104490, 104976, 108360, 121905, 122472, 125388, 130032, 131220, 136080, 139320, 146286, 153090, 156735, 162540, 167184, 174960, 183708, 188082, 195048, 204120, 208980, 216720, 219429, 229635, 243810, 244944, 250776, 262440, 278640, 282123, 292572, 306180, 313470, 325080, 365715, 367416, 376164, 390096, 408240, 417960, 438858, 459270, 470205, 487620, 501552, 524880, 564246, 585144, 612360, 626940, 650160, 658287, 731430, 734832, 752328, 835920, 877716, 918540, 940410, 975240, 1097145, 1128492, 1170288, 1224720, 1253880, 1316574, 1410615, 1462860, 1504656, 1755432, 1837080, 1880820, 1950480, 1974861, 2194290, 2256984, 2507760, 2633148, 2821230, 2925720, 3291435, 3510864, 3674160, 3761640, 3949722, 4388580, 4513968, 5266296, 5642460, 5851440, 6582870, 7523280, 7899444, 8777160, 9874305, 10532592, 11284920, 13165740, 15798888, 17554320, 19748610, 22569840, 26331480, 31597776, 39497220, 52662960, 78994440, 157988880]

約数ペア:

[(1, 157988880), (2, 78994440), (3, 52662960), (4, 39497220), (5, 31597776), (6, 26331480), (7, 22569840), (8, 19748610), (9, 17554320), (10, 15798888), (12, 13165740), (14, 11284920), (15, 10532592), (16, 9874305), (18, 8777160), (20, 7899444), (21, 7523280), (24, 6582870), (27, 5851440), (28, 5642460), (30, 5266296), (35, 4513968), (36, 4388580), (40, 3949722), (42, 3761640), (43, 3674160), (45, 3510864), (48, 3291435), (54, 2925720), (56, 2821230), (60, 2633148), (63, 2507760), (70, 2256984), (72, 2194290), (80, 1974861), (81, 1950480), (84, 1880820), (86, 1837080), (90, 1755432), (105, 1504656), (108, 1462860), (112, 1410615), (120, 1316574), (126, 1253880), (129, 1224720), (135, 1170288), (140, 1128492), (144, 1097145), (162, 975240), (168, 940410), (172, 918540), (180, 877716), (189, 835920), (210, 752328), (215, 734832), (216, 731430), (240, 658287), (243, 650160), (252, 626940), (258, 612360), (270, 585144), (280, 564246), (301, 524880), (315, 501552), (324, 487620), (336, 470205), (344, 459270), (360, 438858), (378, 417960), (387, 408240), (405, 390096), (420, 376164), (430, 367416), (432, 365715), (486, 325080), (504, 313470), (516, 306180), (540, 292572), (560, 282123), (567, 278640), (602, 262440), (630, 250776), (645, 244944), (648, 243810), (688, 229635), (720, 219429), (729, 216720), (756, 208980), (774, 204120), (810, 195048), (840, 188082), (860, 183708), (903, 174960), (945, 167184), (972, 162540), (1008, 156735), (1032, 153090), (1080, 146286), (1134, 139320), (1161, 136080), (1204, 131220), (1215, 130032), (1260, 125388), (1290, 122472), (1296, 121905), (1458, 108360), (1505, 104976), (1512, 104490), (1548, 102060), (1620, 97524), (1680, 94041), (1701, 92880), (1720, 91854), (1806, 87480), (1890, 83592), (1935, 81648), (1944, 81270), (2064, 76545), (2160, 73143), (2187, 72240), (2268, 69660), (2322, 68040), (2408, 65610), (2430, 65016), (2520, 62694), (2580, 61236), (2709, 58320), (2835, 55728), (2916, 54180), (3010, 52488), (3024, 52245), (3096, 51030), (3240, 48762), (3402, 46440), (3440, 45927), (3483, 45360), (3612, 43740), (3645, 43344), (3780, 41796), (3870, 40824), (3888, 40635), (4374, 36120), (4515, 34992), (4536, 34830), (4644, 34020), (4816, 32805), (4860, 32508), (5040, 31347), (5103, 30960), (5160, 30618), (5418, 29160), (5670, 27864), (5805, 27216), (5832, 27090), (6020, 26244), (6192, 25515), (6480, 24381), (6561, 24080), (6804, 23220), (6966, 22680), (7224, 21870), (7290, 21672), (7560, 20898), (7740, 20412), (8127, 19440), (8505, 18576), (8748, 18060), (9030, 17496), (9072, 17415), (9288, 17010), (9720, 16254), (10206, 15480), (10320, 15309), (10449, 15120), (10836, 14580), (10935, 14448), (11340, 13932), (11610, 13608), (11664, 13545), (12040, 13122)]