87914720

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 215913600

約数和(自身を除く): 127998880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 67, 80, 118, 134, 139, 160, 236, 268, 278, 295, 335, 472, 536, 556, 590, 670, 695, 944, 1072, 1112, 1180, 1340, 1390, 1888, 2144, 2224, 2360, 2680, 2780, 3953, 4448, 4720, 5360, 5560, 7906, 8201, 9313, 9440, 10720, 11120, 15812, 16402, 18626, 19765, 22240, 31624, 32804, 37252, 39530, 41005, 46565, 63248, 65608, 74504, 79060, 82010, 93130, 126496, 131216, 149008, 158120, 164020, 186260, 262432, 298016, 316240, 328040, 372520, 549467, 632480, 656080, 745040, 1098934, 1312160, 1490080, 2197868, 2747335, 4395736, 5494670, 8791472, 10989340, 17582944, 21978680, 43957360, 87914720]

約数ペア:

[(1, 87914720), (2, 43957360), (4, 21978680), (5, 17582944), (8, 10989340), (10, 8791472), (16, 5494670), (20, 4395736), (32, 2747335), (40, 2197868), (59, 1490080), (67, 1312160), (80, 1098934), (118, 745040), (134, 656080), (139, 632480), (160, 549467), (236, 372520), (268, 328040), (278, 316240), (295, 298016), (335, 262432), (472, 186260), (536, 164020), (556, 158120), (590, 149008), (670, 131216), (695, 126496), (944, 93130), (1072, 82010), (1112, 79060), (1180, 74504), (1340, 65608), (1390, 63248), (1888, 46565), (2144, 41005), (2224, 39530), (2360, 37252), (2680, 32804), (2780, 31624), (3953, 22240), (4448, 19765), (4720, 18626), (5360, 16402), (5560, 15812), (7906, 11120), (8201, 10720), (9313, 9440)]