123452480

素因数分解:

$2^6\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1217}}^1$

素因数の和:1551

約数の個数: 56

約数和(自身を含む): 295140888

約数和(自身を除く): 171688408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 317, 320, 634, 1217, 1268, 1585, 2434, 2536, 3170, 4868, 5072, 6085, 6340, 9736, 10144, 12170, 12680, 19472, 20288, 24340, 25360, 38944, 48680, 50720, 77888, 97360, 101440, 194720, 385789, 389440, 771578, 1543156, 1928945, 3086312, 3857890, 6172624, 7715780, 12345248, 15431560, 24690496, 30863120, 61726240, 123452480]

約数ペア:

[(1, 123452480), (2, 61726240), (4, 30863120), (5, 24690496), (8, 15431560), (10, 12345248), (16, 7715780), (20, 6172624), (32, 3857890), (40, 3086312), (64, 1928945), (80, 1543156), (160, 771578), (317, 389440), (320, 385789), (634, 194720), (1217, 101440), (1268, 97360), (1585, 77888), (2434, 50720), (2536, 48680), (3170, 38944), (4868, 25360), (5072, 24340), (6085, 20288), (6340, 19472), (9736, 12680), (10144, 12170)]