181419784

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 450696960

約数和(自身を除く): 269277176

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 107, 119, 136, 137, 182, 214, 221, 238, 274, 364, 428, 442, 476, 548, 728, 749, 856, 884, 952, 959, 1096, 1391, 1498, 1547, 1768, 1781, 1819, 1918, 2329, 2782, 2996, 3094, 3562, 3638, 3836, 4658, 5564, 5992, 6188, 7124, 7276, 7672, 9316, 9737, 11128, 12376, 12467, 12733, 14248, 14552, 14659, 16303, 18632, 19474, 23647, 24934, 25466, 29318, 30277, 32606, 38948, 47294, 49868, 50932, 58636, 60554, 65212, 77896, 94588, 99736, 101864, 102613, 117272, 121108, 130424, 165529, 189176, 190567, 205226, 211939, 242216, 249203, 331058, 381134, 410452, 423878, 498406, 662116, 762268, 820904, 847756, 996812, 1324232, 1333969, 1524536, 1695512, 1744421, 1993624, 2667938, 3239639, 3488842, 5335876, 6479278, 6977684, 10671752, 12958556, 13955368, 22677473, 25917112, 45354946, 90709892, 181419784]

約数ペア:

[(1, 181419784), (2, 90709892), (4, 45354946), (7, 25917112), (8, 22677473), (13, 13955368), (14, 12958556), (17, 10671752), (26, 6977684), (28, 6479278), (34, 5335876), (52, 3488842), (56, 3239639), (68, 2667938), (91, 1993624), (104, 1744421), (107, 1695512), (119, 1524536), (136, 1333969), (137, 1324232), (182, 996812), (214, 847756), (221, 820904), (238, 762268), (274, 662116), (364, 498406), (428, 423878), (442, 410452), (476, 381134), (548, 331058), (728, 249203), (749, 242216), (856, 211939), (884, 205226), (952, 190567), (959, 189176), (1096, 165529), (1391, 130424), (1498, 121108), (1547, 117272), (1768, 102613), (1781, 101864), (1819, 99736), (1918, 94588), (2329, 77896), (2782, 65212), (2996, 60554), (3094, 58636), (3562, 50932), (3638, 49868), (3836, 47294), (4658, 38948), (5564, 32606), (5992, 30277), (6188, 29318), (7124, 25466), (7276, 24934), (7672, 23647), (9316, 19474), (9737, 18632), (11128, 16303), (12376, 14659), (12467, 14552), (12733, 14248)]