867156720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{193}}^2$

素因数の和:499

約数の個数: 120

約数和(自身を含む): 2730044016

約数和(自身を除く): 1862887296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 193, 194, 240, 291, 386, 388, 485, 579, 582, 772, 776, 965, 970, 1158, 1164, 1455, 1544, 1552, 1930, 1940, 2316, 2328, 2895, 2910, 3088, 3860, 3880, 4632, 4656, 5790, 5820, 7720, 7760, 9264, 11580, 11640, 15440, 18721, 23160, 23280, 37249, 37442, 46320, 56163, 74498, 74884, 93605, 111747, 112326, 148996, 149768, 186245, 187210, 223494, 224652, 280815, 297992, 299536, 372490, 374420, 446988, 449304, 558735, 561630, 595984, 744980, 748840, 893976, 898608, 1117470, 1123260, 1489960, 1497680, 1787952, 2234940, 2246520, 2979920, 3613153, 4469880, 4493040, 7226306, 8939760, 10839459, 14452612, 18065765, 21678918, 28905224, 36131530, 43357836, 54197295, 57810448, 72263060, 86715672, 108394590, 144526120, 173431344, 216789180, 289052240, 433578360, 867156720]

約数ペア:

[(1, 867156720), (2, 433578360), (3, 289052240), (4, 216789180), (5, 173431344), (6, 144526120), (8, 108394590), (10, 86715672), (12, 72263060), (15, 57810448), (16, 54197295), (20, 43357836), (24, 36131530), (30, 28905224), (40, 21678918), (48, 18065765), (60, 14452612), (80, 10839459), (97, 8939760), (120, 7226306), (193, 4493040), (194, 4469880), (240, 3613153), (291, 2979920), (386, 2246520), (388, 2234940), (485, 1787952), (579, 1497680), (582, 1489960), (772, 1123260), (776, 1117470), (965, 898608), (970, 893976), (1158, 748840), (1164, 744980), (1455, 595984), (1544, 561630), (1552, 558735), (1930, 449304), (1940, 446988), (2316, 374420), (2328, 372490), (2895, 299536), (2910, 297992), (3088, 280815), (3860, 224652), (3880, 223494), (4632, 187210), (4656, 186245), (5790, 149768), (5820, 148996), (7720, 112326), (7760, 111747), (9264, 93605), (11580, 74884), (11640, 74498), (15440, 56163), (18721, 46320), (23160, 37442), (23280, 37249)]