10216891920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{64403}}^1$

素因数の和:65080

約数の個数: 80

約数和(自身を含む): 31720773312

約数和(自身を除く): 21503881392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 661, 1322, 1983, 2644, 3305, 3966, 5288, 6610, 7932, 9915, 10576, 13220, 15864, 19830, 26440, 31728, 39660, 52880, 64403, 79320, 128806, 158640, 193209, 257612, 322015, 386418, 515224, 644030, 772836, 966045, 1030448, 1288060, 1545672, 1932090, 2576120, 3091344, 3864180, 5152240, 7728360, 15456720, 42570383, 85140766, 127711149, 170281532, 212851915, 255422298, 340563064, 425703830, 510844596, 638555745, 681126128, 851407660, 1021689192, 1277111490, 1702815320, 2043378384, 2554222980, 3405630640, 5108445960, 10216891920]

約数ペア:

[(1, 10216891920), (2, 5108445960), (3, 3405630640), (4, 2554222980), (5, 2043378384), (6, 1702815320), (8, 1277111490), (10, 1021689192), (12, 851407660), (15, 681126128), (16, 638555745), (20, 510844596), (24, 425703830), (30, 340563064), (40, 255422298), (48, 212851915), (60, 170281532), (80, 127711149), (120, 85140766), (240, 42570383), (661, 15456720), (1322, 7728360), (1983, 5152240), (2644, 3864180), (3305, 3091344), (3966, 2576120), (5288, 1932090), (6610, 1545672), (7932, 1288060), (9915, 1030448), (10576, 966045), (13220, 772836), (15864, 644030), (19830, 515224), (26440, 386418), (31728, 322015), (39660, 257612), (52880, 193209), (64403, 158640), (79320, 128806)]