138815208

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{101}}^2$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 450035040

約数和(自身を除く): 311219832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 101, 108, 126, 162, 168, 189, 202, 216, 243, 252, 303, 324, 378, 404, 486, 504, 567, 606, 648, 707, 756, 808, 909, 972, 1134, 1212, 1414, 1512, 1701, 1818, 1944, 2121, 2268, 2424, 2727, 2828, 3402, 3636, 4242, 4536, 5454, 5656, 6363, 6804, 7272, 8181, 8484, 10201, 10908, 12726, 13608, 16362, 16968, 19089, 20402, 21816, 24543, 25452, 30603, 32724, 38178, 40804, 49086, 50904, 57267, 61206, 65448, 71407, 76356, 81608, 91809, 98172, 114534, 122412, 142814, 152712, 171801, 183618, 196344, 214221, 229068, 244824, 275427, 285628, 343602, 367236, 428442, 458136, 550854, 571256, 642663, 687204, 734472, 826281, 856884, 1101708, 1285326, 1374408, 1652562, 1713768, 1927989, 2203416, 2478843, 2570652, 3305124, 3855978, 4957686, 5141304, 5783967, 6610248, 7711956, 9915372, 11567934, 15423912, 17351901, 19830744, 23135868, 34703802, 46271736, 69407604, 138815208]

約数ペア:

[(1, 138815208), (2, 69407604), (3, 46271736), (4, 34703802), (6, 23135868), (7, 19830744), (8, 17351901), (9, 15423912), (12, 11567934), (14, 9915372), (18, 7711956), (21, 6610248), (24, 5783967), (27, 5141304), (28, 4957686), (36, 3855978), (42, 3305124), (54, 2570652), (56, 2478843), (63, 2203416), (72, 1927989), (81, 1713768), (84, 1652562), (101, 1374408), (108, 1285326), (126, 1101708), (162, 856884), (168, 826281), (189, 734472), (202, 687204), (216, 642663), (243, 571256), (252, 550854), (303, 458136), (324, 428442), (378, 367236), (404, 343602), (486, 285628), (504, 275427), (567, 244824), (606, 229068), (648, 214221), (707, 196344), (756, 183618), (808, 171801), (909, 152712), (972, 142814), (1134, 122412), (1212, 114534), (1414, 98172), (1512, 91809), (1701, 81608), (1818, 76356), (1944, 71407), (2121, 65448), (2268, 61206), (2424, 57267), (2727, 50904), (2828, 49086), (3402, 40804), (3636, 38178), (4242, 32724), (4536, 30603), (5454, 25452), (5656, 24543), (6363, 21816), (6804, 20402), (7272, 19089), (8181, 16968), (8484, 16362), (10201, 13608), (10908, 12726)]