26213520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 81780480

約数和(自身を除く): 55566960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 457, 478, 717, 914, 956, 1195, 1371, 1434, 1828, 1912, 2285, 2390, 2742, 2868, 3585, 3656, 3824, 4570, 4780, 5484, 5736, 6855, 7170, 7312, 9140, 9560, 10968, 11472, 13710, 14340, 18280, 19120, 21936, 27420, 28680, 36560, 54840, 57360, 109223, 109680, 218446, 327669, 436892, 546115, 655338, 873784, 1092230, 1310676, 1638345, 1747568, 2184460, 2621352, 3276690, 4368920, 5242704, 6553380, 8737840, 13106760, 26213520]

約数ペア:

[(1, 26213520), (2, 13106760), (3, 8737840), (4, 6553380), (5, 5242704), (6, 4368920), (8, 3276690), (10, 2621352), (12, 2184460), (15, 1747568), (16, 1638345), (20, 1310676), (24, 1092230), (30, 873784), (40, 655338), (48, 546115), (60, 436892), (80, 327669), (120, 218446), (239, 109680), (240, 109223), (457, 57360), (478, 54840), (717, 36560), (914, 28680), (956, 27420), (1195, 21936), (1371, 19120), (1434, 18280), (1828, 14340), (1912, 13710), (2285, 11472), (2390, 10968), (2742, 9560), (2868, 9140), (3585, 7312), (3656, 7170), (3824, 6855), (4570, 5736), (4780, 5484)]