164501680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1759}}^1$

素因数の和:1946

約数の個数: 80

約数和(自身を含む): 439971840

約数和(自身を除く): 275470160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 1759, 2338, 2672, 3340, 3518, 4676, 5845, 6680, 7036, 8795, 9352, 11690, 12313, 13360, 14072, 17590, 18704, 23380, 24626, 28144, 35180, 46760, 49252, 61565, 70360, 93520, 98504, 123130, 140720, 197008, 246260, 293753, 492520, 587506, 985040, 1175012, 1468765, 2056271, 2350024, 2937530, 4112542, 4700048, 5875060, 8225084, 10281355, 11750120, 16450168, 20562710, 23500240, 32900336, 41125420, 82250840, 164501680]

約数ペア:

[(1, 164501680), (2, 82250840), (4, 41125420), (5, 32900336), (7, 23500240), (8, 20562710), (10, 16450168), (14, 11750120), (16, 10281355), (20, 8225084), (28, 5875060), (35, 4700048), (40, 4112542), (56, 2937530), (70, 2350024), (80, 2056271), (112, 1468765), (140, 1175012), (167, 985040), (280, 587506), (334, 492520), (560, 293753), (668, 246260), (835, 197008), (1169, 140720), (1336, 123130), (1670, 98504), (1759, 93520), (2338, 70360), (2672, 61565), (3340, 49252), (3518, 46760), (4676, 35180), (5845, 28144), (6680, 24626), (7036, 23380), (8795, 18704), (9352, 17590), (11690, 14072), (12313, 13360)]