199663872

素因数分解:

$2^8\times 3^1\times {\mathrm{499}}^1\times {\mathrm{521}}^1$

素因数の和:1039

約数の個数: 72

約数和(自身を含む): 533484000

約数和(自身を除く): 333820128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 499, 521, 768, 998, 1042, 1497, 1563, 1996, 2084, 2994, 3126, 3992, 4168, 5988, 6252, 7984, 8336, 11976, 12504, 15968, 16672, 23952, 25008, 31936, 33344, 47904, 50016, 63872, 66688, 95808, 100032, 127744, 133376, 191616, 200064, 259979, 383232, 400128, 519958, 779937, 1039916, 1559874, 2079832, 3119748, 4159664, 6239496, 8319328, 12478992, 16638656, 24957984, 33277312, 49915968, 66554624, 99831936, 199663872]

約数ペア:

[(1, 199663872), (2, 99831936), (3, 66554624), (4, 49915968), (6, 33277312), (8, 24957984), (12, 16638656), (16, 12478992), (24, 8319328), (32, 6239496), (48, 4159664), (64, 3119748), (96, 2079832), (128, 1559874), (192, 1039916), (256, 779937), (384, 519958), (499, 400128), (521, 383232), (768, 259979), (998, 200064), (1042, 191616), (1497, 133376), (1563, 127744), (1996, 100032), (2084, 95808), (2994, 66688), (3126, 63872), (3992, 50016), (4168, 47904), (5988, 33344), (6252, 31936), (7984, 25008), (8336, 23952), (11976, 16672), (12504, 15968)]