142628800

素因数分解:

$2^6\times 5^2\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1038

約数の個数: 84

約数和(自身を含む): 354959920

約数和(自身を除く): 212331120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 97, 100, 160, 194, 200, 320, 388, 400, 485, 776, 800, 919, 970, 1552, 1600, 1838, 1940, 2425, 3104, 3676, 3880, 4595, 4850, 6208, 7352, 7760, 9190, 9700, 14704, 15520, 18380, 19400, 22975, 29408, 31040, 36760, 38800, 45950, 58816, 73520, 77600, 89143, 91900, 147040, 155200, 178286, 183800, 294080, 356572, 367600, 445715, 713144, 735200, 891430, 1426288, 1470400, 1782860, 2228575, 2852576, 3565720, 4457150, 5705152, 7131440, 8914300, 14262880, 17828600, 28525760, 35657200, 71314400, 142628800]

約数ペア:

[(1, 142628800), (2, 71314400), (4, 35657200), (5, 28525760), (8, 17828600), (10, 14262880), (16, 8914300), (20, 7131440), (25, 5705152), (32, 4457150), (40, 3565720), (50, 2852576), (64, 2228575), (80, 1782860), (97, 1470400), (100, 1426288), (160, 891430), (194, 735200), (200, 713144), (320, 445715), (388, 367600), (400, 356572), (485, 294080), (776, 183800), (800, 178286), (919, 155200), (970, 147040), (1552, 91900), (1600, 89143), (1838, 77600), (1940, 73520), (2425, 58816), (3104, 45950), (3676, 38800), (3880, 36760), (4595, 31040), (4850, 29408), (6208, 22975), (7352, 19400), (7760, 18380), (9190, 15520), (9700, 14704)]