81899040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1759}}^1$

素因数の和:1874

約数の個数: 96

約数和(自身を含む): 260789760

約数和(自身を除く): 178890720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 97, 120, 160, 194, 240, 291, 388, 480, 485, 582, 776, 970, 1164, 1455, 1552, 1759, 1940, 2328, 2910, 3104, 3518, 3880, 4656, 5277, 5820, 7036, 7760, 8795, 9312, 10554, 11640, 14072, 15520, 17590, 21108, 23280, 26385, 28144, 35180, 42216, 46560, 52770, 56288, 70360, 84432, 105540, 140720, 168864, 170623, 211080, 281440, 341246, 422160, 511869, 682492, 844320, 853115, 1023738, 1364984, 1706230, 2047476, 2559345, 2729968, 3412460, 4094952, 5118690, 5459936, 6824920, 8189904, 10237380, 13649840, 16379808, 20474760, 27299680, 40949520, 81899040]

約数ペア:

[(1, 81899040), (2, 40949520), (3, 27299680), (4, 20474760), (5, 16379808), (6, 13649840), (8, 10237380), (10, 8189904), (12, 6824920), (15, 5459936), (16, 5118690), (20, 4094952), (24, 3412460), (30, 2729968), (32, 2559345), (40, 2047476), (48, 1706230), (60, 1364984), (80, 1023738), (96, 853115), (97, 844320), (120, 682492), (160, 511869), (194, 422160), (240, 341246), (291, 281440), (388, 211080), (480, 170623), (485, 168864), (582, 140720), (776, 105540), (970, 84432), (1164, 70360), (1455, 56288), (1552, 52770), (1759, 46560), (1940, 42216), (2328, 35180), (2910, 28144), (3104, 26385), (3518, 23280), (3880, 21108), (4656, 17590), (5277, 15520), (5820, 14072), (7036, 11640), (7760, 10554), (8795, 9312)]