30465920

素因数分解:

$2^7\times 5^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 73513440

約数和(自身を除く): 43047520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 263, 320, 362, 526, 640, 724, 905, 1052, 1315, 1448, 1810, 2104, 2630, 2896, 3620, 4208, 5260, 5792, 7240, 8416, 10520, 11584, 14480, 16832, 21040, 23168, 28960, 33664, 42080, 47603, 57920, 84160, 95206, 115840, 168320, 190412, 238015, 380824, 476030, 761648, 952060, 1523296, 1904120, 3046592, 3808240, 6093184, 7616480, 15232960, 30465920]

約数ペア:

[(1, 30465920), (2, 15232960), (4, 7616480), (5, 6093184), (8, 3808240), (10, 3046592), (16, 1904120), (20, 1523296), (32, 952060), (40, 761648), (64, 476030), (80, 380824), (128, 238015), (160, 190412), (181, 168320), (263, 115840), (320, 95206), (362, 84160), (526, 57920), (640, 47603), (724, 42080), (905, 33664), (1052, 28960), (1315, 23168), (1448, 21040), (1810, 16832), (2104, 14480), (2630, 11584), (2896, 10520), (3620, 8416), (4208, 7240), (5260, 5792)]