1990814544

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2437}}^1$

素因数の和:2546

約数の個数: 160

約数和(自身を含む): 5997870080

約数和(自身を除く): 4007055536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 61, 62, 72, 93, 108, 122, 124, 144, 183, 186, 216, 244, 248, 279, 366, 372, 432, 488, 496, 549, 558, 732, 744, 837, 976, 1098, 1116, 1464, 1488, 1647, 1674, 1891, 2196, 2232, 2437, 2928, 3294, 3348, 3782, 4392, 4464, 4874, 5673, 6588, 6696, 7311, 7564, 8784, 9748, 11346, 13176, 13392, 14622, 15128, 17019, 19496, 21933, 22692, 26352, 29244, 30256, 34038, 38992, 43866, 45384, 51057, 58488, 65799, 68076, 75547, 87732, 90768, 102114, 116976, 131598, 136152, 148657, 151094, 175464, 204228, 226641, 263196, 272304, 297314, 302188, 350928, 408456, 445971, 453282, 526392, 594628, 604376, 679923, 816912, 891942, 906564, 1052784, 1189256, 1208752, 1337913, 1359846, 1783884, 1813128, 2039769, 2378512, 2675826, 2719692, 3567768, 3626256, 4013739, 4079538, 4608367, 5351652, 5439384, 7135536, 8027478, 8159076, 9216734, 10703304, 10878768, 13825101, 16054956, 16318152, 18433468, 21406608, 27650202, 32109912, 32636304, 36866936, 41475303, 55300404, 64219824, 73733872, 82950606, 110600808, 124425909, 165901212, 221201616, 248851818, 331802424, 497703636, 663604848, 995407272, 1990814544]

約数ペア:

[(1, 1990814544), (2, 995407272), (3, 663604848), (4, 497703636), (6, 331802424), (8, 248851818), (9, 221201616), (12, 165901212), (16, 124425909), (18, 110600808), (24, 82950606), (27, 73733872), (31, 64219824), (36, 55300404), (48, 41475303), (54, 36866936), (61, 32636304), (62, 32109912), (72, 27650202), (93, 21406608), (108, 18433468), (122, 16318152), (124, 16054956), (144, 13825101), (183, 10878768), (186, 10703304), (216, 9216734), (244, 8159076), (248, 8027478), (279, 7135536), (366, 5439384), (372, 5351652), (432, 4608367), (488, 4079538), (496, 4013739), (549, 3626256), (558, 3567768), (732, 2719692), (744, 2675826), (837, 2378512), (976, 2039769), (1098, 1813128), (1116, 1783884), (1464, 1359846), (1488, 1337913), (1647, 1208752), (1674, 1189256), (1891, 1052784), (2196, 906564), (2232, 891942), (2437, 816912), (2928, 679923), (3294, 604376), (3348, 594628), (3782, 526392), (4392, 453282), (4464, 445971), (4874, 408456), (5673, 350928), (6588, 302188), (6696, 297314), (7311, 272304), (7564, 263196), (8784, 226641), (9748, 204228), (11346, 175464), (13176, 151094), (13392, 148657), (14622, 136152), (15128, 131598), (17019, 116976), (19496, 102114), (21933, 90768), (22692, 87732), (26352, 75547), (29244, 68076), (30256, 65799), (34038, 58488), (38992, 51057), (43866, 45384)]