20167589988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:628

約数の個数: 288

約数和(自身を含む): 64107680000

約数和(自身を除く): 43940090012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 73, 78, 84, 91, 117, 126, 146, 156, 169, 182, 219, 234, 252, 273, 292, 338, 364, 438, 468, 499, 507, 511, 546, 657, 676, 819, 876, 949, 998, 1014, 1022, 1092, 1183, 1314, 1497, 1521, 1533, 1638, 1898, 1996, 2028, 2044, 2197, 2366, 2628, 2847, 2994, 3042, 3066, 3276, 3493, 3549, 3796, 4394, 4491, 4599, 4732, 5694, 5988, 6084, 6132, 6487, 6591, 6643, 6986, 7098, 8541, 8788, 8982, 9198, 10479, 10647, 11388, 12337, 12974, 13182, 13286, 13972, 14196, 15379, 17082, 17964, 18396, 19461, 19773, 19929, 20958, 21294, 24674, 25948, 26364, 26572, 30758, 31437, 34164, 36427, 37011, 38922, 39546, 39858, 41916, 42588, 45409, 46137, 49348, 58383, 59787, 61516, 62874, 72854, 74022, 77844, 79092, 79716, 84331, 86359, 90818, 92274, 109281, 111033, 116766, 119574, 125748, 136227, 138411, 145708, 148044, 160381, 168662, 172718, 181636, 184548, 218562, 222066, 233532, 239148, 252993, 254989, 259077, 272454, 276822, 320762, 327843, 337324, 345436, 408681, 437124, 444132, 473551, 481143, 505986, 509978, 518154, 544908, 553644, 590317, 641524, 655686, 758979, 764967, 777231, 817362, 947102, 962286, 1011972, 1019956, 1036308, 1096303, 1122667, 1180634, 1311372, 1420653, 1443429, 1517958, 1529934, 1554462, 1634724, 1770951, 1894204, 1924572, 2192606, 2245334, 2294901, 2361268, 2841306, 2886858, 3035916, 3059868, 3108924, 3288909, 3314857, 3368001, 3541902, 4261959, 4385212, 4490668, 4589802, 5312853, 5682612, 5773716, 6156163, 6577818, 6629714, 6736002, 7083804, 7674121, 8523918, 9179604, 9866727, 9944571, 10104003, 10625706, 12312326, 13155636, 13259428, 13472004, 15348242, 17047836, 18468489, 19733454, 19889142, 20208006, 21251412, 23022363, 24624652, 29833713, 30696484, 36936978, 39466908, 39778284, 40416012, 43093141, 46044726, 55405467, 59667426, 69067089, 73873956, 80030119, 86186282, 92089452, 110810934, 119334852, 129279423, 138134178, 160060238, 172372564, 221621868, 240090357, 258558846, 276268356, 320120476, 387838269, 480180714, 517117692, 560210833, 720271071, 775676538, 960361428, 1120421666, 1440542142, 1551353076, 1680632499, 2240843332, 2881084284, 3361264998, 5041897497, 6722529996, 10083794994, 20167589988]

約数ペア:

[(1, 20167589988), (2, 10083794994), (3, 6722529996), (4, 5041897497), (6, 3361264998), (7, 2881084284), (9, 2240843332), (12, 1680632499), (13, 1551353076), (14, 1440542142), (18, 1120421666), (21, 960361428), (26, 775676538), (28, 720271071), (36, 560210833), (39, 517117692), (42, 480180714), (52, 387838269), (63, 320120476), (73, 276268356), (78, 258558846), (84, 240090357), (91, 221621868), (117, 172372564), (126, 160060238), (146, 138134178), (156, 129279423), (169, 119334852), (182, 110810934), (219, 92089452), (234, 86186282), (252, 80030119), (273, 73873956), (292, 69067089), (338, 59667426), (364, 55405467), (438, 46044726), (468, 43093141), (499, 40416012), (507, 39778284), (511, 39466908), (546, 36936978), (657, 30696484), (676, 29833713), (819, 24624652), (876, 23022363), (949, 21251412), (998, 20208006), (1014, 19889142), (1022, 19733454), (1092, 18468489), (1183, 17047836), (1314, 15348242), (1497, 13472004), (1521, 13259428), (1533, 13155636), (1638, 12312326), (1898, 10625706), (1996, 10104003), (2028, 9944571), (2044, 9866727), (2197, 9179604), (2366, 8523918), (2628, 7674121), (2847, 7083804), (2994, 6736002), (3042, 6629714), (3066, 6577818), (3276, 6156163), (3493, 5773716), (3549, 5682612), (3796, 5312853), (4394, 4589802), (4491, 4490668), (4599, 4385212), (4732, 4261959), (5694, 3541902), (5988, 3368001), (6084, 3314857), (6132, 3288909), (6487, 3108924), (6591, 3059868), (6643, 3035916), (6986, 2886858), (7098, 2841306), (8541, 2361268), (8788, 2294901), (8982, 2245334), (9198, 2192606), (10479, 1924572), (10647, 1894204), (11388, 1770951), (12337, 1634724), (12974, 1554462), (13182, 1529934), (13286, 1517958), (13972, 1443429), (14196, 1420653), (15379, 1311372), (17082, 1180634), (17964, 1122667), (18396, 1096303), (19461, 1036308), (19773, 1019956), (19929, 1011972), (20958, 962286), (21294, 947102), (24674, 817362), (25948, 777231), (26364, 764967), (26572, 758979), (30758, 655686), (31437, 641524), (34164, 590317), (36427, 553644), (37011, 544908), (38922, 518154), (39546, 509978), (39858, 505986), (41916, 481143), (42588, 473551), (45409, 444132), (46137, 437124), (49348, 408681), (58383, 345436), (59787, 337324), (61516, 327843), (62874, 320762), (72854, 276822), (74022, 272454), (77844, 259077), (79092, 254989), (79716, 252993), (84331, 239148), (86359, 233532), (90818, 222066), (92274, 218562), (109281, 184548), (111033, 181636), (116766, 172718), (119574, 168662), (125748, 160381), (136227, 148044), (138411, 145708)]