71250872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 179159040

約数和(自身を除く): 107908168

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 47, 56, 77, 88, 92, 94, 107, 154, 161, 184, 188, 214, 253, 308, 322, 329, 376, 428, 506, 517, 616, 644, 658, 749, 856, 1012, 1034, 1081, 1177, 1288, 1316, 1498, 1771, 2024, 2068, 2162, 2354, 2461, 2632, 2996, 3542, 3619, 4136, 4324, 4708, 4922, 5029, 5992, 7084, 7238, 7567, 8239, 8648, 9416, 9844, 10058, 11891, 14168, 14476, 15134, 16478, 17227, 19688, 20116, 23782, 27071, 28952, 30268, 32956, 34454, 35203, 40232, 47564, 54142, 55319, 60536, 65912, 68908, 70406, 83237, 95128, 108284, 110638, 115667, 137816, 140812, 166474, 189497, 216568, 221276, 231334, 281624, 332948, 378994, 387233, 442552, 462668, 665896, 757988, 774466, 809669, 925336, 1272337, 1515976, 1548932, 1619338, 2544674, 3097864, 3238676, 5089348, 6477352, 8906359, 10178696, 17812718, 35625436, 71250872]

約数ペア:

[(1, 71250872), (2, 35625436), (4, 17812718), (7, 10178696), (8, 8906359), (11, 6477352), (14, 5089348), (22, 3238676), (23, 3097864), (28, 2544674), (44, 1619338), (46, 1548932), (47, 1515976), (56, 1272337), (77, 925336), (88, 809669), (92, 774466), (94, 757988), (107, 665896), (154, 462668), (161, 442552), (184, 387233), (188, 378994), (214, 332948), (253, 281624), (308, 231334), (322, 221276), (329, 216568), (376, 189497), (428, 166474), (506, 140812), (517, 137816), (616, 115667), (644, 110638), (658, 108284), (749, 95128), (856, 83237), (1012, 70406), (1034, 68908), (1081, 65912), (1177, 60536), (1288, 55319), (1316, 54142), (1498, 47564), (1771, 40232), (2024, 35203), (2068, 34454), (2162, 32956), (2354, 30268), (2461, 28952), (2632, 27071), (2996, 23782), (3542, 20116), (3619, 19688), (4136, 17227), (4324, 16478), (4708, 15134), (4922, 14476), (5029, 14168), (5992, 11891), (7084, 10058), (7238, 9844), (7567, 9416), (8239, 8648)]