30712140

素因数分解:

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

素因数の和:1871

約数の個数: 72

約数和(自身を含む): 94174080

約数和(自身を除く): 63461940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1759, 1940, 2910, 3492, 3518, 4365, 5277, 5820, 7036, 8730, 8795, 10554, 15831, 17460, 17590, 21108, 26385, 31662, 35180, 52770, 63324, 79155, 105540, 158310, 170623, 316620, 341246, 511869, 682492, 853115, 1023738, 1535607, 1706230, 2047476, 2559345, 3071214, 3412460, 5118690, 6142428, 7678035, 10237380, 15356070, 30712140]

約数ペア:

[(1, 30712140), (2, 15356070), (3, 10237380), (4, 7678035), (5, 6142428), (6, 5118690), (9, 3412460), (10, 3071214), (12, 2559345), (15, 2047476), (18, 1706230), (20, 1535607), (30, 1023738), (36, 853115), (45, 682492), (60, 511869), (90, 341246), (97, 316620), (180, 170623), (194, 158310), (291, 105540), (388, 79155), (485, 63324), (582, 52770), (873, 35180), (970, 31662), (1164, 26385), (1455, 21108), (1746, 17590), (1759, 17460), (1940, 15831), (2910, 10554), (3492, 8795), (3518, 8730), (4365, 7036), (5277, 5820)]