401577984

素因数分解:

$2^{11}\times 3^2\times {\mathrm{21787}}^1$

素因数の和:21815

約数の個数: 72

約数和(自身を含む): 1159884180

約数和(自身を除く): 758306196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2048, 2304, 3072, 4608, 6144, 9216, 18432, 21787, 43574, 65361, 87148, 130722, 174296, 196083, 261444, 348592, 392166, 522888, 697184, 784332, 1045776, 1394368, 1568664, 2091552, 2788736, 3137328, 4183104, 5577472, 6274656, 8366208, 11154944, 12549312, 16732416, 22309888, 25098624, 33464832, 44619776, 50197248, 66929664, 100394496, 133859328, 200788992, 401577984]

約数ペア:

[(1, 401577984), (2, 200788992), (3, 133859328), (4, 100394496), (6, 66929664), (8, 50197248), (9, 44619776), (12, 33464832), (16, 25098624), (18, 22309888), (24, 16732416), (32, 12549312), (36, 11154944), (48, 8366208), (64, 6274656), (72, 5577472), (96, 4183104), (128, 3137328), (144, 2788736), (192, 2091552), (256, 1568664), (288, 1394368), (384, 1045776), (512, 784332), (576, 697184), (768, 522888), (1024, 392166), (1152, 348592), (1536, 261444), (2048, 196083), (2304, 174296), (3072, 130722), (4608, 87148), (6144, 65361), (9216, 43574), (18432, 21787)]