397863168

素因数分解:

$2^8\times 3^1\times {\mathrm{631}}^1\times {\mathrm{821}}^1$

素因数の和:1471

約数の個数: 72

約数和(自身を含む): 1061866176

約数和(自身を除く): 664003008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 631, 768, 821, 1262, 1642, 1893, 2463, 2524, 3284, 3786, 4926, 5048, 6568, 7572, 9852, 10096, 13136, 15144, 19704, 20192, 26272, 30288, 39408, 40384, 52544, 60576, 78816, 80768, 105088, 121152, 157632, 161536, 210176, 242304, 315264, 484608, 518051, 630528, 1036102, 1554153, 2072204, 3108306, 4144408, 6216612, 8288816, 12433224, 16577632, 24866448, 33155264, 49732896, 66310528, 99465792, 132621056, 198931584, 397863168]

約数ペア:

[(1, 397863168), (2, 198931584), (3, 132621056), (4, 99465792), (6, 66310528), (8, 49732896), (12, 33155264), (16, 24866448), (24, 16577632), (32, 12433224), (48, 8288816), (64, 6216612), (96, 4144408), (128, 3108306), (192, 2072204), (256, 1554153), (384, 1036102), (631, 630528), (768, 518051), (821, 484608), (1262, 315264), (1642, 242304), (1893, 210176), (2463, 161536), (2524, 157632), (3284, 121152), (3786, 105088), (4926, 80768), (5048, 78816), (6568, 60576), (7572, 52544), (9852, 40384), (10096, 39408), (13136, 30288), (15144, 26272), (19704, 20192)]