251721072

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{21061}}^1$

素因数の和:21158

約数の個数: 60

約数和(自身を含む): 712990824

約数和(自身を除く): 461269752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1992, 2988, 3984, 5976, 11952, 21061, 42122, 63183, 84244, 126366, 168488, 189549, 252732, 336976, 379098, 505464, 758196, 1010928, 1516392, 1748063, 3032784, 3496126, 5244189, 6992252, 10488378, 13984504, 15732567, 20976756, 27969008, 31465134, 41953512, 62930268, 83907024, 125860536, 251721072]

約数ペア:

[(1, 251721072), (2, 125860536), (3, 83907024), (4, 62930268), (6, 41953512), (8, 31465134), (9, 27969008), (12, 20976756), (16, 15732567), (18, 13984504), (24, 10488378), (36, 6992252), (48, 5244189), (72, 3496126), (83, 3032784), (144, 1748063), (166, 1516392), (249, 1010928), (332, 758196), (498, 505464), (664, 379098), (747, 336976), (996, 252732), (1328, 189549), (1494, 168488), (1992, 126366), (2988, 84244), (3984, 63183), (5976, 42122), (11952, 21061)]