398976432

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{647}}^1$

素因数の和:1130

約数の個数: 80

約数和(自身を含む): 1070288640

約数和(自身を除く): 671312208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 443, 464, 647, 696, 886, 1294, 1329, 1392, 1772, 1941, 2588, 2658, 3544, 3882, 5176, 5316, 7088, 7764, 10352, 10632, 12847, 15528, 18763, 21264, 25694, 31056, 37526, 38541, 51388, 56289, 75052, 77082, 102776, 112578, 150104, 154164, 205552, 225156, 286621, 300208, 308328, 450312, 573242, 616656, 859863, 900624, 1146484, 1719726, 2292968, 3439452, 4585936, 6878904, 8312009, 13757808, 16624018, 24936027, 33248036, 49872054, 66496072, 99744108, 132992144, 199488216, 398976432]

約数ペア:

[(1, 398976432), (2, 199488216), (3, 132992144), (4, 99744108), (6, 66496072), (8, 49872054), (12, 33248036), (16, 24936027), (24, 16624018), (29, 13757808), (48, 8312009), (58, 6878904), (87, 4585936), (116, 3439452), (174, 2292968), (232, 1719726), (348, 1146484), (443, 900624), (464, 859863), (647, 616656), (696, 573242), (886, 450312), (1294, 308328), (1329, 300208), (1392, 286621), (1772, 225156), (1941, 205552), (2588, 154164), (2658, 150104), (3544, 112578), (3882, 102776), (5176, 77082), (5316, 75052), (7088, 56289), (7764, 51388), (10352, 38541), (10632, 37526), (12847, 31056), (15528, 25694), (18763, 21264)]