1998311472

素因数分解:

$2^4\times 3^6\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 280

約数和(自身を含む): 6245314560

約数和(自身を除く): 4247003088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 71, 72, 76, 81, 108, 114, 127, 142, 144, 152, 162, 171, 213, 216, 228, 243, 254, 284, 304, 324, 342, 381, 426, 432, 456, 486, 508, 513, 568, 639, 648, 684, 729, 762, 852, 912, 972, 1016, 1026, 1136, 1143, 1278, 1296, 1349, 1368, 1458, 1524, 1539, 1704, 1917, 1944, 2032, 2052, 2286, 2413, 2556, 2698, 2736, 2916, 3048, 3078, 3408, 3429, 3834, 3888, 4047, 4104, 4572, 4617, 4826, 5112, 5396, 5751, 5832, 6096, 6156, 6858, 7239, 7668, 8094, 8208, 9017, 9144, 9234, 9652, 10224, 10287, 10792, 11502, 11664, 12141, 12312, 13716, 13851, 14478, 15336, 16188, 17253, 18034, 18288, 18468, 19304, 20574, 21584, 21717, 23004, 24282, 24624, 27051, 27432, 27702, 28956, 30672, 30861, 32376, 34506, 36068, 36423, 36936, 38608, 41148, 43434, 46008, 48564, 51759, 54102, 54864, 55404, 57912, 61722, 64752, 65151, 69012, 72136, 72846, 73872, 81153, 82296, 86868, 92016, 92583, 97128, 103518, 108204, 109269, 110808, 115824, 123444, 130302, 138024, 144272, 145692, 162306, 164592, 171323, 173736, 185166, 194256, 195453, 207036, 216408, 218538, 221616, 243459, 246888, 260604, 276048, 291384, 324612, 327807, 342646, 347472, 370332, 390906, 414072, 432816, 437076, 486918, 493776, 513969, 521208, 582768, 586359, 649224, 655614, 685292, 730377, 740664, 781812, 828144, 874152, 973836, 983421, 1027938, 1042416, 1172718, 1298448, 1311228, 1370584, 1460754, 1481328, 1541907, 1563624, 1748304, 1759077, 1947672, 1966842, 2055876, 2191131, 2345436, 2622456, 2741168, 2921508, 3083814, 3127248, 3518154, 3895344, 3933684, 4111752, 4382262, 4625721, 4690872, 5244912, 5843016, 6167628, 6573393, 7036308, 7867368, 8223504, 8764524, 9251442, 9381744, 11686032, 12335256, 13146786, 13877163, 14072616, 15734736, 17529048, 18502884, 24670512, 26293572, 27754326, 28145232, 35058096, 37005768, 41631489, 52587144, 55508652, 74011536, 83262978, 105174288, 111017304, 124894467, 166525956, 222034608, 249788934, 333051912, 499577868, 666103824, 999155736, 1998311472]

約数ペア:

[(1, 1998311472), (2, 999155736), (3, 666103824), (4, 499577868), (6, 333051912), (8, 249788934), (9, 222034608), (12, 166525956), (16, 124894467), (18, 111017304), (19, 105174288), (24, 83262978), (27, 74011536), (36, 55508652), (38, 52587144), (48, 41631489), (54, 37005768), (57, 35058096), (71, 28145232), (72, 27754326), (76, 26293572), (81, 24670512), (108, 18502884), (114, 17529048), (127, 15734736), (142, 14072616), (144, 13877163), (152, 13146786), (162, 12335256), (171, 11686032), (213, 9381744), (216, 9251442), (228, 8764524), (243, 8223504), (254, 7867368), (284, 7036308), (304, 6573393), (324, 6167628), (342, 5843016), (381, 5244912), (426, 4690872), (432, 4625721), (456, 4382262), (486, 4111752), (508, 3933684), (513, 3895344), (568, 3518154), (639, 3127248), (648, 3083814), (684, 2921508), (729, 2741168), (762, 2622456), (852, 2345436), (912, 2191131), (972, 2055876), (1016, 1966842), (1026, 1947672), (1136, 1759077), (1143, 1748304), (1278, 1563624), (1296, 1541907), (1349, 1481328), (1368, 1460754), (1458, 1370584), (1524, 1311228), (1539, 1298448), (1704, 1172718), (1917, 1042416), (1944, 1027938), (2032, 983421), (2052, 973836), (2286, 874152), (2413, 828144), (2556, 781812), (2698, 740664), (2736, 730377), (2916, 685292), (3048, 655614), (3078, 649224), (3408, 586359), (3429, 582768), (3834, 521208), (3888, 513969), (4047, 493776), (4104, 486918), (4572, 437076), (4617, 432816), (4826, 414072), (5112, 390906), (5396, 370332), (5751, 347472), (5832, 342646), (6096, 327807), (6156, 324612), (6858, 291384), (7239, 276048), (7668, 260604), (8094, 246888), (8208, 243459), (9017, 221616), (9144, 218538), (9234, 216408), (9652, 207036), (10224, 195453), (10287, 194256), (10792, 185166), (11502, 173736), (11664, 171323), (12141, 164592), (12312, 162306), (13716, 145692), (13851, 144272), (14478, 138024), (15336, 130302), (16188, 123444), (17253, 115824), (18034, 110808), (18288, 109269), (18468, 108204), (19304, 103518), (20574, 97128), (21584, 92583), (21717, 92016), (23004, 86868), (24282, 82296), (24624, 81153), (27051, 73872), (27432, 72846), (27702, 72136), (28956, 69012), (30672, 65151), (30861, 64752), (32376, 61722), (34506, 57912), (36068, 55404), (36423, 54864), (36936, 54102), (38608, 51759), (41148, 48564), (43434, 46008)]