219348900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{251}}^1\times {\mathrm{971}}^1$

素因数の和:1242

約数の個数: 108

約数和(自身を含む): 690987024

約数和(自身を除く): 471638124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 251, 300, 450, 502, 753, 900, 971, 1004, 1255, 1506, 1942, 2259, 2510, 2913, 3012, 3765, 3884, 4518, 4855, 5020, 5826, 6275, 7530, 8739, 9036, 9710, 11295, 11652, 12550, 14565, 15060, 17478, 18825, 19420, 22590, 24275, 25100, 29130, 34956, 37650, 43695, 45180, 48550, 56475, 58260, 72825, 75300, 87390, 97100, 112950, 145650, 174780, 218475, 225900, 243721, 291300, 436950, 487442, 731163, 873900, 974884, 1218605, 1462326, 2193489, 2437210, 2924652, 3655815, 4386978, 4874420, 6093025, 7311630, 8773956, 10967445, 12186050, 14623260, 18279075, 21934890, 24372100, 36558150, 43869780, 54837225, 73116300, 109674450, 219348900]

約数ペア:

[(1, 219348900), (2, 109674450), (3, 73116300), (4, 54837225), (5, 43869780), (6, 36558150), (9, 24372100), (10, 21934890), (12, 18279075), (15, 14623260), (18, 12186050), (20, 10967445), (25, 8773956), (30, 7311630), (36, 6093025), (45, 4874420), (50, 4386978), (60, 3655815), (75, 2924652), (90, 2437210), (100, 2193489), (150, 1462326), (180, 1218605), (225, 974884), (251, 873900), (300, 731163), (450, 487442), (502, 436950), (753, 291300), (900, 243721), (971, 225900), (1004, 218475), (1255, 174780), (1506, 145650), (1942, 112950), (2259, 97100), (2510, 87390), (2913, 75300), (3012, 72825), (3765, 58260), (3884, 56475), (4518, 48550), (4855, 45180), (5020, 43695), (5826, 37650), (6275, 34956), (7530, 29130), (8739, 25100), (9036, 24275), (9710, 22590), (11295, 19420), (11652, 18825), (12550, 17478), (14565, 15060)]