65371920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{272383}}^1$

素因数の和:272399

約数の個数: 40

約数和(自身を含む): 202653696

約数和(自身を除く): 137281776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 272383, 544766, 817149, 1089532, 1361915, 1634298, 2179064, 2723830, 3268596, 4085745, 4358128, 5447660, 6537192, 8171490, 10895320, 13074384, 16342980, 21790640, 32685960, 65371920]

約数ペア:

[(1, 65371920), (2, 32685960), (3, 21790640), (4, 16342980), (5, 13074384), (6, 10895320), (8, 8171490), (10, 6537192), (12, 5447660), (15, 4358128), (16, 4085745), (20, 3268596), (24, 2723830), (30, 2179064), (40, 1634298), (48, 1361915), (60, 1089532), (80, 817149), (120, 544766), (240, 272383)]