261900

素因数分解:

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

素因数の和:120

約数の個数: 72

約数和(自身を含む): 850640

約数和(自身を除く): 588740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 97, 100, 108, 135, 150, 180, 194, 225, 270, 291, 300, 388, 450, 485, 540, 582, 675, 873, 900, 970, 1164, 1350, 1455, 1746, 1940, 2425, 2619, 2700, 2910, 3492, 4365, 4850, 5238, 5820, 7275, 8730, 9700, 10476, 13095, 14550, 17460, 21825, 26190, 29100, 43650, 52380, 65475, 87300, 130950, 261900]

約数ペア:

[(1, 261900), (2, 130950), (3, 87300), (4, 65475), (5, 52380), (6, 43650), (9, 29100), (10, 26190), (12, 21825), (15, 17460), (18, 14550), (20, 13095), (25, 10476), (27, 9700), (30, 8730), (36, 7275), (45, 5820), (50, 5238), (54, 4850), (60, 4365), (75, 3492), (90, 2910), (97, 2700), (100, 2619), (108, 2425), (135, 1940), (150, 1746), (180, 1455), (194, 1350), (225, 1164), (270, 970), (291, 900), (300, 873), (388, 675), (450, 582), (485, 540)]