15488960

素因数分解:

$2^6\times 5^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:613

約数の個数: 56

約数和(自身を含む): 37338000

約数和(自身を除く): 21849040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 160, 194, 320, 388, 485, 499, 776, 970, 998, 1552, 1940, 1996, 2495, 3104, 3880, 3992, 4990, 6208, 7760, 7984, 9980, 15520, 15968, 19960, 31040, 31936, 39920, 48403, 79840, 96806, 159680, 193612, 242015, 387224, 484030, 774448, 968060, 1548896, 1936120, 3097792, 3872240, 7744480, 15488960]

約数ペア:

[(1, 15488960), (2, 7744480), (4, 3872240), (5, 3097792), (8, 1936120), (10, 1548896), (16, 968060), (20, 774448), (32, 484030), (40, 387224), (64, 242015), (80, 193612), (97, 159680), (160, 96806), (194, 79840), (320, 48403), (388, 39920), (485, 31936), (499, 31040), (776, 19960), (970, 15968), (998, 15520), (1552, 9980), (1940, 7984), (1996, 7760), (2495, 6208), (3104, 4990), (3880, 3992)]