131616120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1189

約数の個数: 128

約数和(自身を含む): 421977600

約数和(自身を除く): 290361480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 258, 276, 344, 345, 430, 460, 516, 552, 645, 690, 860, 920, 989, 1032, 1109, 1290, 1380, 1720, 1978, 2218, 2580, 2760, 2967, 3327, 3956, 4436, 4945, 5160, 5545, 5934, 6654, 7912, 8872, 9890, 11090, 11868, 13308, 14835, 16635, 19780, 22180, 23736, 25507, 26616, 29670, 33270, 39560, 44360, 47687, 51014, 59340, 66540, 76521, 95374, 102028, 118680, 127535, 133080, 143061, 153042, 190748, 204056, 238435, 255070, 286122, 306084, 381496, 382605, 476870, 510140, 572244, 612168, 715305, 765210, 953740, 1020280, 1096801, 1144488, 1430610, 1530420, 1907480, 2193602, 2861220, 3060840, 3290403, 4387204, 5484005, 5722440, 6580806, 8774408, 10968010, 13161612, 16452015, 21936020, 26323224, 32904030, 43872040, 65808060, 131616120]

約数ペア:

[(1, 131616120), (2, 65808060), (3, 43872040), (4, 32904030), (5, 26323224), (6, 21936020), (8, 16452015), (10, 13161612), (12, 10968010), (15, 8774408), (20, 6580806), (23, 5722440), (24, 5484005), (30, 4387204), (40, 3290403), (43, 3060840), (46, 2861220), (60, 2193602), (69, 1907480), (86, 1530420), (92, 1430610), (115, 1144488), (120, 1096801), (129, 1020280), (138, 953740), (172, 765210), (184, 715305), (215, 612168), (230, 572244), (258, 510140), (276, 476870), (344, 382605), (345, 381496), (430, 306084), (460, 286122), (516, 255070), (552, 238435), (645, 204056), (690, 190748), (860, 153042), (920, 143061), (989, 133080), (1032, 127535), (1109, 118680), (1290, 102028), (1380, 95374), (1720, 76521), (1978, 66540), (2218, 59340), (2580, 51014), (2760, 47687), (2967, 44360), (3327, 39560), (3956, 33270), (4436, 29670), (4945, 26616), (5160, 25507), (5545, 23736), (5934, 22180), (6654, 19780), (7912, 16635), (8872, 14835), (9890, 13308), (11090, 11868)]