197378272

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 509175072

約数和(自身を除く): 311796800

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 49, 52, 56, 91, 92, 98, 104, 112, 161, 182, 184, 196, 208, 224, 299, 322, 364, 368, 392, 416, 421, 598, 637, 644, 728, 736, 784, 842, 1127, 1196, 1274, 1288, 1456, 1568, 1684, 2093, 2254, 2392, 2548, 2576, 2912, 2947, 3368, 4186, 4508, 4784, 5096, 5152, 5473, 5894, 6736, 8372, 9016, 9568, 9683, 10192, 10946, 11788, 13472, 14651, 16744, 18032, 19366, 20384, 20629, 21892, 23576, 29302, 33488, 36064, 38311, 38732, 41258, 43784, 47152, 58604, 66976, 67781, 76622, 77464, 82516, 87568, 94304, 117208, 125879, 135562, 153244, 154928, 165032, 175136, 234416, 251758, 268177, 271124, 306488, 309856, 330064, 468832, 474467, 503516, 536354, 542248, 612976, 660128, 881153, 948934, 1007032, 1072708, 1084496, 1225952, 1762306, 1897868, 2014064, 2145416, 2168992, 3524612, 3795736, 4028128, 4290832, 6168071, 7049224, 7591472, 8581664, 12336142, 14098448, 15182944, 24672284, 28196896, 49344568, 98689136, 197378272]

約数ペア:

[(1, 197378272), (2, 98689136), (4, 49344568), (7, 28196896), (8, 24672284), (13, 15182944), (14, 14098448), (16, 12336142), (23, 8581664), (26, 7591472), (28, 7049224), (32, 6168071), (46, 4290832), (49, 4028128), (52, 3795736), (56, 3524612), (91, 2168992), (92, 2145416), (98, 2014064), (104, 1897868), (112, 1762306), (161, 1225952), (182, 1084496), (184, 1072708), (196, 1007032), (208, 948934), (224, 881153), (299, 660128), (322, 612976), (364, 542248), (368, 536354), (392, 503516), (416, 474467), (421, 468832), (598, 330064), (637, 309856), (644, 306488), (728, 271124), (736, 268177), (784, 251758), (842, 234416), (1127, 175136), (1196, 165032), (1274, 154928), (1288, 153244), (1456, 135562), (1568, 125879), (1684, 117208), (2093, 94304), (2254, 87568), (2392, 82516), (2548, 77464), (2576, 76622), (2912, 67781), (2947, 66976), (3368, 58604), (4186, 47152), (4508, 43784), (4784, 41258), (5096, 38732), (5152, 38311), (5473, 36064), (5894, 33488), (6736, 29302), (8372, 23576), (9016, 21892), (9568, 20629), (9683, 20384), (10192, 19366), (10946, 18032), (11788, 16744), (13472, 14651)]