280475904

素因数分解:

$2^8\times 3^1\times {\mathrm{173}}^1\times {\mathrm{2111}}^1$

素因数の和:2303

約数の個数: 72

約数和(自身を含む): 751145472

約数和(自身を除く): 470669568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 173, 192, 256, 346, 384, 519, 692, 768, 1038, 1384, 2076, 2111, 2768, 4152, 4222, 5536, 6333, 8304, 8444, 11072, 12666, 16608, 16888, 22144, 25332, 33216, 33776, 44288, 50664, 66432, 67552, 101328, 132864, 135104, 202656, 270208, 365203, 405312, 540416, 730406, 810624, 1095609, 1460812, 1621248, 2191218, 2921624, 4382436, 5843248, 8764872, 11686496, 17529744, 23372992, 35059488, 46745984, 70118976, 93491968, 140237952, 280475904]

約数ペア:

[(1, 280475904), (2, 140237952), (3, 93491968), (4, 70118976), (6, 46745984), (8, 35059488), (12, 23372992), (16, 17529744), (24, 11686496), (32, 8764872), (48, 5843248), (64, 4382436), (96, 2921624), (128, 2191218), (173, 1621248), (192, 1460812), (256, 1095609), (346, 810624), (384, 730406), (519, 540416), (692, 405312), (768, 365203), (1038, 270208), (1384, 202656), (2076, 135104), (2111, 132864), (2768, 101328), (4152, 67552), (4222, 66432), (5536, 50664), (6333, 44288), (8304, 33776), (8444, 33216), (11072, 25332), (12666, 22144), (16608, 16888)]