131419920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{547583}}^1$

素因数の和:547599

約数の個数: 40

約数和(自身を含む): 407402496

約数和(自身を除く): 275982576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 547583, 1095166, 1642749, 2190332, 2737915, 3285498, 4380664, 5475830, 6570996, 8213745, 8761328, 10951660, 13141992, 16427490, 21903320, 26283984, 32854980, 43806640, 65709960, 131419920]

約数ペア:

[(1, 131419920), (2, 65709960), (3, 43806640), (4, 32854980), (5, 26283984), (6, 21903320), (8, 16427490), (10, 13141992), (12, 10951660), (15, 8761328), (16, 8213745), (20, 6570996), (24, 5475830), (30, 4380664), (40, 3285498), (48, 2737915), (60, 2190332), (80, 1642749), (120, 1095166), (240, 547583)]