198007168

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 411264000

約数和(自身を除く): 213256832

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 139, 248, 278, 359, 496, 556, 718, 992, 1112, 1436, 1984, 2224, 2872, 3968, 4309, 4448, 5744, 8618, 8896, 11129, 11488, 17236, 17792, 22258, 22976, 34472, 44516, 45952, 49901, 68944, 89032, 99802, 137888, 178064, 199604, 275776, 356128, 399208, 551552, 712256, 798416, 1424512, 1546931, 1596832, 3093862, 3193664, 6187724, 6387328, 12375448, 24750896, 49501792, 99003584, 198007168]

約数ペア:

[(1, 198007168), (2, 99003584), (4, 49501792), (8, 24750896), (16, 12375448), (31, 6387328), (32, 6187724), (62, 3193664), (64, 3093862), (124, 1596832), (128, 1546931), (139, 1424512), (248, 798416), (278, 712256), (359, 551552), (496, 399208), (556, 356128), (718, 275776), (992, 199604), (1112, 178064), (1436, 137888), (1984, 99802), (2224, 89032), (2872, 68944), (3968, 49901), (4309, 45952), (4448, 44516), (5744, 34472), (8618, 22976), (8896, 22258), (11129, 17792), (11488, 17236)]