161971080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2749}}^1$

素因数の和:3254

約数の個数: 64

約数和(自身を含む): 487080000

約数和(自身を除く): 325108920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 982, 1473, 1964, 2455, 2749, 2946, 3928, 4910, 5498, 5892, 7365, 8247, 9820, 10996, 11784, 13745, 14730, 16494, 19640, 21992, 27490, 29460, 32988, 41235, 54980, 58920, 65976, 82470, 109960, 164940, 329880, 1349759, 2699518, 4049277, 5399036, 6748795, 8098554, 10798072, 13497590, 16197108, 20246385, 26995180, 32394216, 40492770, 53990360, 80985540, 161971080]

約数ペア:

[(1, 161971080), (2, 80985540), (3, 53990360), (4, 40492770), (5, 32394216), (6, 26995180), (8, 20246385), (10, 16197108), (12, 13497590), (15, 10798072), (20, 8098554), (24, 6748795), (30, 5399036), (40, 4049277), (60, 2699518), (120, 1349759), (491, 329880), (982, 164940), (1473, 109960), (1964, 82470), (2455, 65976), (2749, 58920), (2946, 54980), (3928, 41235), (4910, 32988), (5498, 29460), (5892, 27490), (7365, 21992), (8247, 19640), (9820, 16494), (10996, 14730), (11784, 13745)]