2019915660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{991}}^1$

素因数の和:1244

約数の個数: 192

約数和(自身を含む): 6783565824

約数和(自身を除く): 4763650164

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 211, 230, 276, 322, 345, 420, 422, 460, 483, 633, 644, 690, 805, 844, 966, 991, 1055, 1266, 1380, 1477, 1610, 1932, 1982, 2110, 2415, 2532, 2954, 2973, 3165, 3220, 3964, 4220, 4431, 4830, 4853, 4955, 5908, 5946, 6330, 6937, 7385, 8862, 9660, 9706, 9910, 11892, 12660, 13874, 14559, 14770, 14865, 17724, 19412, 19820, 20811, 22155, 22793, 24265, 27748, 29118, 29540, 29730, 33971, 34685, 41622, 44310, 45586, 48530, 58236, 59460, 67942, 68379, 69370, 72795, 83244, 88620, 91172, 97060, 101913, 104055, 113965, 135884, 136758, 138740, 145590, 159551, 169855, 203826, 208110, 209101, 227930, 273516, 291180, 319102, 339710, 341895, 407652, 416220, 418202, 455860, 478653, 509565, 627303, 638204, 679420, 683790, 797755, 836404, 957306, 1019130, 1045505, 1254606, 1367580, 1463707, 1595510, 1914612, 2038260, 2091010, 2393265, 2509212, 2927414, 3136515, 3191020, 4182020, 4391121, 4786530, 4809323, 5854828, 6273030, 7318535, 8782242, 9573060, 9618646, 12546060, 14427969, 14637070, 17564484, 19237292, 21955605, 24046615, 28855938, 29274140, 33665261, 43911210, 48093230, 57711876, 67330522, 72139845, 87822420, 96186460, 100995783, 134661044, 144279690, 168326305, 201991566, 288559380, 336652610, 403983132, 504978915, 673305220, 1009957830, 2019915660]

約数ペア:

[(1, 2019915660), (2, 1009957830), (3, 673305220), (4, 504978915), (5, 403983132), (6, 336652610), (7, 288559380), (10, 201991566), (12, 168326305), (14, 144279690), (15, 134661044), (20, 100995783), (21, 96186460), (23, 87822420), (28, 72139845), (30, 67330522), (35, 57711876), (42, 48093230), (46, 43911210), (60, 33665261), (69, 29274140), (70, 28855938), (84, 24046615), (92, 21955605), (105, 19237292), (115, 17564484), (138, 14637070), (140, 14427969), (161, 12546060), (210, 9618646), (211, 9573060), (230, 8782242), (276, 7318535), (322, 6273030), (345, 5854828), (420, 4809323), (422, 4786530), (460, 4391121), (483, 4182020), (633, 3191020), (644, 3136515), (690, 2927414), (805, 2509212), (844, 2393265), (966, 2091010), (991, 2038260), (1055, 1914612), (1266, 1595510), (1380, 1463707), (1477, 1367580), (1610, 1254606), (1932, 1045505), (1982, 1019130), (2110, 957306), (2415, 836404), (2532, 797755), (2954, 683790), (2973, 679420), (3165, 638204), (3220, 627303), (3964, 509565), (4220, 478653), (4431, 455860), (4830, 418202), (4853, 416220), (4955, 407652), (5908, 341895), (5946, 339710), (6330, 319102), (6937, 291180), (7385, 273516), (8862, 227930), (9660, 209101), (9706, 208110), (9910, 203826), (11892, 169855), (12660, 159551), (13874, 145590), (14559, 138740), (14770, 136758), (14865, 135884), (17724, 113965), (19412, 104055), (19820, 101913), (20811, 97060), (22155, 91172), (22793, 88620), (24265, 83244), (27748, 72795), (29118, 69370), (29540, 68379), (29730, 67942), (33971, 59460), (34685, 58236), (41622, 48530), (44310, 45586)]