31154160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 97136640

約数和(自身を除く): 65982480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 271, 479, 542, 813, 958, 1084, 1355, 1437, 1626, 1916, 2168, 2395, 2710, 2874, 3252, 3832, 4065, 4336, 4790, 5420, 5748, 6504, 7185, 7664, 8130, 9580, 10840, 11496, 13008, 14370, 16260, 19160, 21680, 22992, 28740, 32520, 38320, 57480, 65040, 114960, 129809, 259618, 389427, 519236, 649045, 778854, 1038472, 1298090, 1557708, 1947135, 2076944, 2596180, 3115416, 3894270, 5192360, 6230832, 7788540, 10384720, 15577080, 31154160]

約数ペア:

[(1, 31154160), (2, 15577080), (3, 10384720), (4, 7788540), (5, 6230832), (6, 5192360), (8, 3894270), (10, 3115416), (12, 2596180), (15, 2076944), (16, 1947135), (20, 1557708), (24, 1298090), (30, 1038472), (40, 778854), (48, 649045), (60, 519236), (80, 389427), (120, 259618), (240, 129809), (271, 114960), (479, 65040), (542, 57480), (813, 38320), (958, 32520), (1084, 28740), (1355, 22992), (1437, 21680), (1626, 19160), (1916, 16260), (2168, 14370), (2395, 13008), (2710, 11496), (2874, 10840), (3252, 9580), (3832, 8130), (4065, 7664), (4336, 7185), (4790, 6504), (5420, 5748)]